Model comparison
Nova 2 Lite vs Yi-34B
Nova 2 Lite is the stronger model overall, scoring 39.0 to 27.4 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Nova 2 Lite scores higher in 8 categories and Yi-34B in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Nova 2 Lite leads 42.5 to 7.5.
- Yi-34B has downloadable open weights; the other is API-only.
Side by side
| Nova 2 Lite | Yi-34B | |
|---|---|---|
| Provider | Amazon | 01.AI |
| Noometry Index | 39.0 | 27.4 |
| Released | 2025-12-01 | 2023-11-02 |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 64K | — |
| Input $ / M tokens | $0.30 | — |
| Output $ / M tokens | $2.50 | — |
| Results tracked | 19 | 23 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding Nova 2 Lite leads
Nova 2 Lite: 40.1 (#131), Yi-34B: 31.8 (#269)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Coding | 1386 | 1112 |
Agentic & Tool Use Not comparable
Nova 2 Lite: 23.9 (#114), Yi-34B: —
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| Berkeley Function Calling Leaderboard | 27.1% | — |
Reasoning Nova 2 Lite leads
Nova 2 Lite: 26.4 (#120), Yi-34B: 20.3 (#222)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Hard Prompts | 1364 | 1104 |
| BIG-Bench Hard | — | 71.7% |
| Epoch Capabilities Index | — | 117.28 |
Math Nova 2 Lite leads
Nova 2 Lite: 34.8 (#154), Yi-34B: 19.8 (#277)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Math | 1359 | 1114 |
| MATH Level 5 | — | 5.1% |
| GSM8K | — | 76% |
Knowledge Nova 2 Lite leads
Nova 2 Lite: 42.5 (#88), Yi-34B: 7.5 (#304)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Expert | 1360 | 1061 |
| GPQA Diamond | — | 14.7% |
| Vectara Hallucination Rate | 5.1% | — |
| MMLU | — | 76.3% |
Multilingual Nova 2 Lite leads
Nova 2 Lite: 47.3 (#148), Yi-34B: 29.9 (#259)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Non-English | 1337 | 1079 |
| LMArena Chinese | 1364 | 1175 |
| LMArena French | 1381 | 1080 |
| LMArena German | 1343 | 1042 |
| LMArena Japanese | 1273 | 993 |
| LMArena Korean | 1284 | 959 |
| LMArena Russian | 1343 | 1050 |
| LMArena Spanish | 1372 | 1070 |
Instruction Following Nova 2 Lite leads
Nova 2 Lite: 70.7 (#156), Yi-34B: 56.4 (#269)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Instruction Following | 1335 | 1091 |
Long Context Nova 2 Lite leads
Nova 2 Lite: 40.6 (#145), Yi-34B: 33.2 (#259)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Longer Query | 1335 | 1094 |
Writing & Preference Nova 2 Lite leads
Nova 2 Lite: 54.1 (#150), Yi-34B: 34.3 (#268)
| Benchmark | Nova 2 Lite | Yi-34B |
|---|---|---|
| LMArena Text | 1362 | 1129 |
| LMArena Creative Writing | 1291 | 1108 |
| LMArena Multi-Turn | 1338 | 1113 |
Frequently asked questions
Is Nova 2 Lite better than Yi-34B?
Nova 2 Lite is the stronger model overall, scoring 39.0 to 27.4 on the Noometry Index.
Is Nova 2 Lite or Yi-34B better for coding?
Nova 2 Lite scores higher on coding benchmarks: 40.1 versus 31.8 in the Noometry coding category.
How many benchmarks do Nova 2 Lite and Yi-34B share?
17 benchmarks have published results for both models. Nova 2 Lite has 19 scored results on Noometry and Yi-34B has 23.