Model comparison
Gemini 1.5 Flash 8B vs Kimi K2.5 Instant
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 29.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
GoogleSummary
- They share 17 benchmarks with published results for both. Gemini 1.5 Flash 8B scores higher in 0 categories and Kimi K2.5 Instant in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Kimi K2.5 Instant leads 39.4 to 14.2.
- Kimi K2.5 Instant has downloadable open weights; the other is API-only.
Side by side
| Gemini 1.5 Flash 8B | Kimi K2.5 Instant | |
|---|---|---|
| Provider | Moonshot AI | |
| Noometry Index | 29.9 | 43.6 |
| Released | 2024-10-03 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 21 | 18 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 35.5 (#225), Kimi K2.5 Instant: 42.6 (#97)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Coding | 1218 | 1484 |
| LMArena WebDev | — | 1404 |
Reasoning Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 20.0 (#244), Kimi K2.5 Instant: 29.7 (#90)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Hard Prompts | 1209 | 1443 |
| DTBench | 50% | — |
Math Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 14.2 (#302), Kimi K2.5 Instant: 39.4 (#105)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Math | 1207 | 1442 |
| OTIS Mock AIME 2024-2025 | 4.6% | — |
Knowledge Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 16.0 (#289), Kimi K2.5 Instant: 40.2 (#123)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Expert | 1185 | 1440 |
| GPQA Diamond | 33% | — |
Multimodal Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 28.2 (#115), Kimi K2.5 Instant: 40.2 (#50)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Vision | 1044 | 1254 |
Multilingual Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 38.5 (#229), Kimi K2.5 Instant: 52.0 (#94)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Non-English | 1215 | 1406 |
| LMArena Chinese | 1231 | 1449 |
| LMArena French | 1234 | 1403 |
| LMArena German | 1206 | 1413 |
| LMArena Korean | 1140 | 1378 |
| LMArena Russian | 1236 | 1404 |
| LMArena Spanish | 1212 | 1447 |
| LMArena Japanese | 1150 | — |
Instruction Following Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 62.8 (#236), Kimi K2.5 Instant: 75.3 (#65)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Instruction Following | 1199 | 1430 |
Long Context Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 37.0 (#225), Kimi K2.5 Instant: 43.9 (#83)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Longer Query | 1219 | 1435 |
Writing & Preference Kimi K2.5 Instant leads
Gemini 1.5 Flash 8B: 42.8 (#232), Kimi K2.5 Instant: 60.6 (#95)
| Benchmark | Gemini 1.5 Flash 8B | Kimi K2.5 Instant |
|---|---|---|
| LMArena Text | 1226 | 1420 |
| LMArena Creative Writing | 1218 | 1381 |
| LMArena Multi-Turn | 1185 | 1427 |
Frequently asked questions
Is Gemini 1.5 Flash 8B better than Kimi K2.5 Instant?
Kimi K2.5 Instant is the stronger model overall, scoring 43.6 to 29.9 on the Noometry Index.
Is Gemini 1.5 Flash 8B or Kimi K2.5 Instant better for coding?
Kimi K2.5 Instant scores higher on coding benchmarks: 42.6 versus 35.5 in the Noometry coding category.
How many benchmarks do Gemini 1.5 Flash 8B and Kimi K2.5 Instant share?
17 benchmarks have published results for both models. Gemini 1.5 Flash 8B has 21 scored results on Noometry and Kimi K2.5 Instant has 18.