Model comparison

Devstral Small 2505 vs Nova 2 Lite

Nova 2 Lite is the stronger model overall, scoring 39.7 to 34.3 on the Noometry Index. Devstral Small 2505 costs 5.7× less per token, which makes it the better buy when Nova 2 Lite's lead doesn't matter for your workload.

Last verified October 11, 2026. 0 shared benchmarks.

Devstral Small 2505

Mistral AI

34.3

Rank #233 Reported

Nova 2 Lite Amazon

39.7

Rank #161 Confirmed

Summary

The widest gap is in reasoning, where Nova 2 Lite leads 27.5 to 19.7.
Devstral Small 2505 is cheaper at $0.10 / $0.30 per million input/output tokens, against $0.30 / $2.50 for Nova 2 Lite.
Nova 2 Lite accepts more context: 1M tokens versus 128K.
Devstral Small 2505 has downloadable open weights; the other is API-only.

Side by side

Devstral Small 2505 and Nova 2 Lite specifications
	Devstral Small 2505	Nova 2 Lite
Provider	Mistral AI	Amazon
Noometry Index	34.3	39.7
Released	2025-05-07	2025-12-01
Weights	Open	Proprietary
Context window	128K	1M
Max output	128K	64K
Input $ / M tokens	$0.10	$0.30
Output $ / M tokens	$0.30	$2.50
Results tracked	4	19

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Category by category

Coding Nova 2 Lite leads

Devstral Small 2505: 38.9 (#166), Nova 2 Lite: 40.7 (#134)

Coding benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
SWE-bench Verified (bash only)	56.4%	—
SciCode	28.8%	—
LMArena Coding	—	1385

Agentic & Tool Use Not comparable

Devstral Small 2505: —, Nova 2 Lite: 24.1 (#121)

Agentic & Tool Use benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
Berkeley Function Calling Leaderboard	—	27.1%

Reasoning Nova 2 Lite leads

Devstral Small 2505: 19.7 (#252), Nova 2 Lite: 27.5 (#118)

Reasoning benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
Kagi LLM Benchmark	37.7%	—
CritPt	0%	—
LMArena Hard Prompts	—	1364

Math Not comparable

Devstral Small 2505: —, Nova 2 Lite: 37.5 (#156)

Math benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
LMArena Math	—	1359

Knowledge Not comparable

Devstral Small 2505: —, Nova 2 Lite: 43.0 (#94)

Knowledge benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
Vectara Hallucination Rate	—	5.1%
LMArena Expert	—	1358

Multilingual Not comparable

Devstral Small 2505: —, Nova 2 Lite: 47.1 (#153)

Multilingual benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
LMArena Non-English	—	1337
LMArena Chinese	—	1364
LMArena French	—	1381
LMArena German	—	1343
LMArena Japanese	—	1271
LMArena Korean	—	1284
LMArena Russian	—	1343
LMArena Spanish	—	1373

Instruction Following Not comparable

Devstral Small 2505: —, Nova 2 Lite: 70.5 (#161)

Instruction Following benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
LMArena Instruction Following	—	1335

Long Context Not comparable

Devstral Small 2505: —, Nova 2 Lite: 40.6 (#150)

Long Context benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
LMArena Longer Query	—	1335

Writing & Preference Not comparable

Devstral Small 2505: —, Nova 2 Lite: 53.9 (#154)

Writing & Preference benchmarks
Benchmark	Devstral Small 2505	Nova 2 Lite
LMArena Text	—	1362
LMArena Creative Writing	—	1291
LMArena Multi-Turn	—	1338

Frequently asked questions

Is Devstral Small 2505 better than Nova 2 Lite?

Which is cheaper, Devstral Small 2505 or Nova 2 Lite?

Devstral Small 2505 is cheaper. It lists at $0.10 per million input tokens and $0.30 per million output tokens; Nova 2 Lite lists at $0.30 and $2.50.

Is Devstral Small 2505 or Nova 2 Lite better for coding?

Nova 2 Lite scores higher on coding benchmarks: 40.7 versus 38.9 in the Noometry coding category.

Which has the bigger context window?

Nova 2 Lite does, with 1M tokens against 128K.

How many benchmarks do Devstral Small 2505 and Nova 2 Lite share?

0 benchmarks have published results for both models. Devstral Small 2505 has 4 scored results on Noometry and Nova 2 Lite has 19.