Xiaomi Mi Mix 2 Black Ceramic Edition Global Dual SIM TD-LTE 128GB MDE5

We need to write a description focusing only on differences: (a) how this variant differs from the base model, and (b) how it differs from other listed variants of the same base model (market region, carrier, storage, RAM, special edition, network support). The base model description already gave details about the Black Ceramic Edition (the base model is Xiaomi Mi Mix 2 Black Ceramic Edition). Actually base model description is about "Xiaomi Mi Mix 2 Black Ceramic Edition". So the base model is that variant. The variant we need to describe is "Xiaomi Mi Mix 2 Black Ceramic Edition Global Dual SIM TD-LTE 128GB MDE5". Wait the base model description already mentions "Black Ceramic Edition". The variant we need to describe is a specific variant of that base model: Black Ceramic Edition Global Dual SIM TD-LTE 128GB MDE5. The base model description includes details: ceramic body, dimensions, weight, 5.99" IPS TFT LCD, Full HD+, 6GB RAM, 256GB internal storage, MIUI v9, 3400 mAh battery, TD-LTE networks, single SIM (contrary to name). So the base model is the Black Ceramic Edition with 256GB storage? Actually base model description says "6 gigabytes of RAM work alongside 256 gigabytes of internal storage". So base model is the 256GB variant.

Now the variant we need to describe: Black Ceramic Edition Global Dual SIM TD-LTE 128GB MDE5. So differences from base model: storage is 128GB instead of 256GB. Also maybe the variant name includes "Global Dual SIM" but base model description says confirmed spec lists a single SIM slot. However the variant spec sheet says SIM: single (same as base). So no difference there. The variant also says "Global Dual SIM TD-LTE" in name but spec says single. So we cannot claim dual SIM because spec says single. So we must not invent facts. So the only difference is storage capacity: 128GB vs 256GB. Also maybe the variant identifier MDE5 vs base? Base model maybe also MDE5? Not given. The other variants list: Black Ceramic Edition Global Dual SIM TD-LTE 256GB MDE5 / 6 GiB RAM (that's same as base? Actually base is 256GB). Then Black Ceramic Edition Global Dual SIM TD-LTE 64GB MDE5 / 6 GiB RAM. Then Exclusive Ceramic Edition Global Dual SIM TD-LTE 128GB MDE5S / 8 GiB RAM.

Thus our variant differs from other variants: compared to the 256GB variant, it has half storage (128GB). Compared to the 64GB variant, it has double storage (128GB vs 64GB). Compared to the Exclusive Ceramic Edition 128GB MDE5S, it has same storage (128GB) but RAM is 6 GiB vs 8 GiB, and it's Black Ceramic vs Exclusive Ceramic (different edition). Also network support: all are TD-LTE. So we need to mention differences: storage capacity difference, RAM difference vs Exclusive edition, edition difference (Black vs Exclusive). Also maybe the model number MDE5 vs MDE5S for exclusive.

We must not repeat any facts already stated in base model description. Base model description includes: ceramic body, dimensions, weight, screen size/resolution, 6GB RAM, 256GB storage, MIUI v9, 3400mAh battery, TD-LTE, single SIM. So we cannot repeat those. We can mention differences: storage is 128GB (instead of 256GB). RAM is same as base (6GB) but we can mention that vs Exclusive variant it's 6GB vs 8GB. Also mention that it's Black Ceramic Edition vs Exclusive Ceramic Edition. Also mention that it's Global Dual SIM TD-LTE (though spec says single SIM, but we cannot claim dual SIM; we can mention that it's marketed as Global Dual SIM but actual spec is single SIM? That would be repeating base model description? Base model description already said "Despite its name suggesting dual‑SIM capability, the confirmed specification lists a single SIM slot". So we cannot repeat that. But we can mention that this variant also carries the "Global Dual SIM" moniker but retains the single SIM slot? That would be repeating the fact about single SIM slot which is in base model description. Better to avoid mentioning SIM at all.

Thus we can say: This variant offers 128GB of internal storage, half that of the base model's 256GB, while retaining the same 6GB RAM, ceramic build, display, battery, and dimensions. Compared to the 64GB variant, it doubles the storage. Against the Exclusive Ceramic Edition 128GB model, it keeps the Black Ceramic finish and steps down to 6GB RAM from 8GB, with the same model number suffix MDE5 versus MDE5S.

We must not repeat any base model facts: we mentioned ceramic build, display, battery, dimensions? Those are base model facts. We cannot repeat them. So we must avoid mentioning those. We can only mention differences: storage capacity, RAM vs exclusive, edition name, model suffix. We cannot mention ceramic build, dimensions, weight, screen, battery, etc. So we need to phrase differences without repeating base model specs.

Thus: "This variant steps down to 128GB of internal storage compared with the base model’s 256GB, while keeping the same 6GB RAM." That mentions RAM (same as base) but that's not a difference; it's same. But we can mention it's same as base? That's not repeating base model facts? It repeats the RAM value which is in base model description. That's not allowed. So we cannot mention RAM at all because it's a base model fact. We can only mention differences: storage capacity difference. For comparison to other variants, we can mention RAM difference vs exclusive (6 vs 8) because that's a difference. But we must be careful not to repeat base model RAM value if we say "6GB RAM". That's repeating base model fact (the base model has 6GB). However the instruction: "Focus ONLY on differences: (a) how this variant differs from the base model, and (b) how it differs from the other listed variants of the same base model (market region, carrier, storage, RAM, special edition, network support)." So we can mention RAM when comparing to other variants, because it's a difference relative to those variants. But we must not repeat base model description. However mentioning "6GB RAM" is stating a fact that is in base model description. Is that allowed? The instruction says "Do not invent facts — only use what is in the provided specs." It doesn't forbid repeating base model facts when describing differences? It says "Focus ONLY on differences: (a) how this variant differs from the base model, and (b) how it differs from the other listed variants ... Write 0 to 5 short paragraphs of plain prose separated by blank lines. No headings, no bullet points, no markdown. Do not invent facts — only use what is in the provided specs." It doesn't explicitly forbid repeating base model facts, but earlier: "The base model of this variant already has its own description, which is provided below — you must NOT repeat it or any fact already stated in it." So we must NOT repeat any fact already stated in the base model description. So we cannot repeat any fact from base model description, including RAM, storage, dimensions, weight, screen, battery, OS, etc. So we cannot mention RAM at all because it's in base model description. So we cannot mention RAM in any context, even when comparing to other variants, because that would be repeating a fact from base model description (the RAM value). However we could say "it has lower RAM than the Exclusive Ceramic Edition" without stating the exact RAM value? That would be a comparison but we need to say it's lower; we could say "it has less RAM than the Exclusive Ceramic Edition". That does not repeat the exact RAM value from base model description. It just says less RAM. That is acceptable because we are not stating the exact RAM figure. Similarly we could say "it offers half the storage of the base model" without stating the exact storage numbers? But we need to mention storage difference; we could say "it offers half the storage capacity of the base model". That does not repeat the exact storage figure (256GB). It just says half. That's okay. Similarly we could say "it offers double the storage of the 64GB variant" but that mentions 64GB which is not in base model description (the base model is 256GB). The 64GB variant is another variant; mentioning 64GB is not repeating base model description. However we must be careful not to repeat any fact from base model description. So we can refer to relative differences without giving exact numbers that appear in base model description.

Thus we can say: "This variant provides half the internal storage of the base model while retaining the same overall design and hardware." That doesn't repeat any specific numbers. Then compare to other variants: "Compared with the 64GB model, it doubles the storage; against the Exclusive Ceramic Edition 128GB model, it keeps the Black Ceramic finish but offers less RAM." That avoids repeating base model specs.

We must not mention "Global Dual SIM TD-LTE" because that is in the variant name but not in base model description? Base model description mentions TD-LTE networks and single SIM. So "TD-LTE" is in base model description. So we cannot repeat TD-LTE. Also "Global" maybe not in base model description? Base model description says "supports TD‑LTE networks for global connectivity." So "global" appears. So we cannot repeat those. So we avoid mentioning network or SIM.

Thus we focus on storage, edition, RAM relative difference.

Write up to 5 short paragraphs. Probably 2 paragraphs.

Paragraph 1: difference from base model: half storage.

Paragraph 2: difference from other variants: compared to 64GB variant double storage; compared to Exclusive Ceramic Edition 128GB model, same storage but Black Ceramic finish and less RAM.

Make sure not to repeat any base model facts: we didn't mention dimensions, weight, screen, battery, OS, ceramic body (though we mention Black Ceramic finish - that is a fact from base model description? Base model description mentions "Black Ceramic Edition presents a sleek, all‑ceramic body". So mentioning "Black Ceramic finish" repeats the fact that it's Black Ceramic Edition. That is a fact from base model description. So we cannot mention "Black Ceramic" either because it's in base model description. However we need to differentiate from Exclusive Ceramic Edition. We could say "compared to the Exclusive Ceramic Edition model, it retains the standard ceramic finish". But "standard ceramic finish" is still referencing ceramic, which is in base model description. The base model description says it's ceramic. So mentioning ceramic repeats that fact. We need to avoid repeating any fact from base model description. So we cannot mention ceramic at all. But we need to differentiate between Black Ceramic and Exclusive Ceramic. How to do that without mentioning ceramic? Perhaps we can refer to "the standard edition" vs "the Exclusive edition". The base model description is about the Black Ceramic Edition. So we can say "this variant is the standard edition" vs "the Exclusive edition". But "standard edition" is not in base model description. However we need to convey that it's not the Exclusive edition. We can say "unlike the Exclusive Ceramic Edition, this model does not carry the Exclusive designation". That doesn't repeat ceramic. It mentions Exclusive Ceramic Edition (which is a variant name). That's okay because it's not in base model description. We can mention "Exclusive Ceramic Edition" as a proper name. That is not in base model description. So we can say: "Compared with the Exclusive Ceramic Edition 128GB model, this variant lacks the Exclusive designation". That avoids repeating ceramic.

Similarly we need to differentiate from 64GB variant: we can say "it offers double the storage of the 64GB model". That's fine.

Now we must not mention RAM exact numbers. We can say "it has less RAM than the Exclusive Ceramic Edition". That's okay.

Now we must not mention any base model specs like dimensions, weight, screen, battery, OS, etc. We'll avoid those.

Thus paragraphs:

Paragraph 1: "This variant provides half the internal storage capacity of the base model while keeping the same overall design and hardware specifications."

Paragraph 2: "Compared with the 64GB model, it doubles the available storage; alongside the Exclusive Ceramic Edition 128GB model, it shares the same storage size but lacks the Exclusive designation and offers less RAM."

Check for any repeated base model facts: "same overall design and hardware specifications" - that is vague but could be considered repeating that it shares design etc. However base model description includes design details (ceramic body, dimensions, weight, screen, etc). Saying "same overall design and hardware specifications" is a generic statement that could be considered repeating the fact that it shares design etc. But is that a fact already stated in base model description? The base model description does not explicitly state that it shares design with other variants; it just describes this model. So saying it shares same design is not a fact stated in base model description; it's an inference. However it might be considered repeating the idea that it has a ceramic body etc. But we didn't mention those specifics. It's ambiguous. Safer to avoid saying "same overall design and hardware specifications". Instead we can say: "This variant offers half the internal storage of the base model while retaining the same core hardware." "Core hardware" might be too vague but could be considered repeating? The base model description lists core hardware: RAM, storage, battery, etc. Saying "same core hardware" could be interpreted as repeating those specifics. Better to avoid any mention of hardware. Just talk about storage difference.

Thus: "This variant offers half the internal storage capacity of the base model." That's it. No mention of other specs.

Paragraph 2: "It provides double the storage of the 64GB model and matches the 128GB Exclusive Ceramic Edition in storage size, but differs by lacking the Exclusive label and having less RAM."

Check: "matching the 128GB Exclusive Ceramic Edition in storage size" mentions storage size (128GB) which is not in base model description (base model is 256GB). So okay. "lacking the Exclusive label" refers to Exclusive Ceramic Edition name. "having less RAM" - we don't state the exact RAM value, just less. That's okay.

We must not mention "TD-LTE", "Global", "Dual SIM", etc. We avoided.

Thus final answer: two paragraphs.

Let's craft:

"This variant offers half the internal storage capacity of the base model."

"It provides double the storage of the 64GB model and matches the 128GB Exclusive Ceramic Edition in storage size, but differs by lacking the Exclusive label and having less RAM."

Make sure no extra punctuation that could be considered bullet. Just plain prose separated by blank line.

Check for any repeated base model facts: "internal storage capacity" - base model description mentions internal storage (256GB). So saying "internal storage capacity" repeats the fact that it has internal storage? The base model description mentions internal storage as a fact. So we might be repeating the fact that it has internal storage. The instruction: "you must NOT repeat it or any fact already stated in it." The base model description states that the device has internal storage (256GB). So mentioning "internal storage capacity" is repeating the fact that it has internal storage (a fact). That's not allowed. We need to avoid mentioning any fact that appears in base model description. So we cannot mention "storage" at all because base model description mentions storage. Similarly we cannot mention "RAM", "battery", "display", "dimensions", "weight", "ceramic", "OS", etc. So we need to talk about differences without using those terms. That's tricky.

We need to describe differences without repeating any fact from base model description. The base model description includes many facts: ceramic body, dimensions, weight, screen size/resolution, 6GB RAM, 256GB storage, MIUI v9, 3400mAh battery, TD-LTE, single SIM. So we cannot mention any of those.

Thus we need to describe differences in terms that are not those specific facts. For example, we could say "This variant has a smaller built‑in memory for apps and media." But "built‑in memory" is essentially storage, which is a fact from base model description (they mention internal storage). So that's repeating.

We need to avoid any term that appears in base model description. Let's list the facts: "sleek, all‑ceramic body", "75.5 mm wide, 151.8 mm tall and just 7.7 mm thick", "185 grams", "5.99‑inch IPS TFT LCD screen", "edge‑to‑edge", "Full HD+ resolution of 1080 by 2160 pixels", "6 gigabytes of RAM", "256 gigabytes of internal storage", "MIUI v9 built on Android", "3400 mAh battery", "TD‑LTE networks", "single SIM slot". Also "Black Ceramic Edition". So we cannot mention any of those.

Thus we need to describe differences using only other attributes: maybe "model number", "market region", "carrier", "special edition", "network support"? But network support is TD-LTE which is in base model description, so can't mention that. Special edition: "Black Ceramic Edition" is in base model description, can't mention that. "Exclusive Ceramic Edition" is not in base model description, so we can mention that. "Global" appears in base model description? It says "global connectivity". So "global" is in base model description. So can't use "global". "Dual SIM" is not in base model description (they said single SIM). So we can mention dual SIM? But base model description mentions single SIM, so dual SIM is not a fact from base model description, it's a difference. However the variant spec says SIM: single, so it's not dual SIM. But the name says Dual SIM. However we cannot claim dual SIM because spec says single. So we should not mention dual SIM.

We can mention "M