Model comparison
DeepSeek-V3.1-Terminus vs MiMo-V2.5
DeepSeek-V3.1-Terminus and MiMo-V2.5 score almost the same on the Noometry Index (42.6 vs 43.0), so choose on price, context window or the category you care about most.
Last verified . 13 shared benchmarks.
DeepSeekSummary
- They share 13 benchmarks with published results for both. DeepSeek-V3.1-Terminus scores higher in 2 categories and MiMo-V2.5 in 5 categories; 3 gaps are clear of the uncertainty.
- MiMo-V2.5 is cheaper at $0.14 / $0.28 per million input/output tokens, against $0.30 / $1 for DeepSeek-V3.1-Terminus.
- MiMo-V2.5 accepts more context: 1.05M tokens versus 164K.
Side by side
| DeepSeek-V3.1-Terminus | MiMo-V2.5 | |
|---|---|---|
| Provider | DeepSeek | Xiaomi |
| Noometry Index | 42.6 | 43.0 |
| Released | 2025-09-22 | 2026-04-22 |
| Weights | Open | Open |
| Context window | 164K | 1.05M |
| Max output | 66K | 131K |
| Input $ / M tokens | $0.30 | $0.14 |
| Output $ / M tokens | $1 | $0.28 |
| Results tracked | 16 | 23 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding MiMo-V2.5 leads
DeepSeek-V3.1-Terminus: 41.5 (#114), MiMo-V2.5: 43.6 (#75)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| SciCode | 40.6% | 43.1% |
| LMArena Coding | 1426 | 1469 |
| ALE-Bench | 745.17 | 513.95 |
| LMArena WebDev | — | 1438 |
Reasoning MiMo-V2.5 leads
DeepSeek-V3.1-Terminus: 25.7 (#126), MiMo-V2.5: 27.8 (#98)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| CritPt | 1.7% | 3.7% |
| LMArena Hard Prompts | 1427 | 1450 |
| Kagi LLM Benchmark | 57.4% | — |
| DTBench | 81.3% | — |
| LMCA | 28.6% | — |
Math Too close to call
DeepSeek-V3.1-Terminus: 35.7 (#138), MiMo-V2.5: 35.4 (#145)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Math | 1402 | 1436 |
| ProofBench | — | 16% |
Knowledge Not comparable
DeepSeek-V3.1-Terminus: —, MiMo-V2.5: 40.2 (#109)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Expert | — | 1459 |
Multimodal Not comparable
DeepSeek-V3.1-Terminus: —, MiMo-V2.5: 39.0 (#53)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Vision | — | 1245 |
Multilingual Too close to call
DeepSeek-V3.1-Terminus: 52.3 (#87), MiMo-V2.5: 52.0 (#96)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Non-English | 1407 | 1404 |
| LMArena Russian | 1434 | 1395 |
| LMArena Chinese | — | 1467 |
| LMArena French | — | 1447 |
| LMArena German | — | 1421 |
| LMArena Japanese | — | 1304 |
| LMArena Korean | — | 1363 |
| LMArena Spanish | — | 1412 |
Instruction Following MiMo-V2.5 leads
DeepSeek-V3.1-Terminus: 74.4 (#96), MiMo-V2.5: 75.7 (#55)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Instruction Following | 1406 | 1433 |
Long Context Too close to call
DeepSeek-V3.1-Terminus: 43.5 (#88), MiMo-V2.5: 44.1 (#69)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Longer Query | 1426 | 1444 |
Writing & Preference Too close to call
DeepSeek-V3.1-Terminus: 61.3 (#87), MiMo-V2.5: 61.8 (#82)
| Benchmark | DeepSeek-V3.1-Terminus | MiMo-V2.5 |
|---|---|---|
| LMArena Text | 1420 | 1427 |
| LMArena Creative Writing | 1404 | 1392 |
| LMArena Multi-Turn | 1411 | 1445 |
Frequently asked questions
Is DeepSeek-V3.1-Terminus better than MiMo-V2.5?
DeepSeek-V3.1-Terminus and MiMo-V2.5 score almost the same on the Noometry Index (42.6 vs 43.0), so choose on price, context window or the category you care about most.
Which is cheaper, DeepSeek-V3.1-Terminus or MiMo-V2.5?
MiMo-V2.5 is cheaper. It lists at $0.14 per million input tokens and $0.28 per million output tokens; DeepSeek-V3.1-Terminus lists at $0.30 and $1.
Is DeepSeek-V3.1-Terminus or MiMo-V2.5 better for coding?
MiMo-V2.5 scores higher on coding benchmarks: 43.6 versus 41.5 in the Noometry coding category.
Which has the bigger context window?
MiMo-V2.5 does, with 1.05M tokens against 164K.
How many benchmarks do DeepSeek-V3.1-Terminus and MiMo-V2.5 share?
13 benchmarks have published results for both models. DeepSeek-V3.1-Terminus has 16 scored results on Noometry and MiMo-V2.5 has 23.