Model comparison

Granite 4.2 8B vs Mistral Small

Granite 4.2 8B is the stronger model overall, scoring 40.5 to 33.4 on the Noometry Index.

Last verified October 10, 2026. 11 shared benchmarks.

Granite 4.2 8B IBM

40.5

Rank #148 Confirmed

Mistral Small

Mistral AI

33.4

Rank #243 Confirmed

Summary

They share 11 benchmarks with published results for both. Granite 4.2 8B scores higher in 4 categories and Mistral Small in 3 categories; 5 gaps are clear of the uncertainty.
The widest gap is in knowledge, where Granite 4.2 8B leads 38.4 to 31.0.
Granite 4.2 8B is cheaper at $0.06 / $0.25 per million input/output tokens, against $0.15 / $0.60 for Mistral Small.
Mistral Small accepts more context: 262K tokens versus 131K.

Side by side

Granite 4.2 8B and Mistral Small specifications
	Granite 4.2 8B	Mistral Small
Provider	IBM	Mistral AI
Noometry Index	40.5	33.4
Released	—	2024-02-26
Weights	Open	Open
Context window	131K	262K
Max output	118K	256K
Input $ / M tokens	$0.06	$0.15
Output $ / M tokens	$0.25	$0.60
Results tracked	11	39

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Category by category

Coding Granite 4.2 8B leads

Granite 4.2 8B: 40.5 (#137), Mistral Small: 34.0 (#247)

Coding benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Coding	1380	1362
SciCode	—	26.5%
BigCodeBench Instruct	—	36.1%
LiveBench Coding	—	36.2%
BigCodeBench Complete	—	46.6%
ALE-Bench	—	497.62

Agentic & Tool Use Not comparable

Granite 4.2 8B: —, Mistral Small: 28.1 (#93)

Agentic & Tool Use benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
Berkeley Function Calling Leaderboard	—	37.1%

Reasoning Granite 4.2 8B leads

Granite 4.2 8B: 26.6 (#131), Mistral Small: 19.8 (#250)

Reasoning benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Hard Prompts	1329	1335
Kagi LLM Benchmark	—	37.8%
CritPt	—	0%
LiveBench Reasoning	—	44.8%
DTBench	—	70.9%
LiveBench Data Analysis	—	53.7%
LMCA	—	20.6%
LiveBench	—	44%

Math Not comparable

Granite 4.2 8B: —, Mistral Small: 16.4 (#293)

Math benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
OTIS Mock AIME 2024-2025	—	5.8%
LiveBench Math	—	39.9%
LMArena Math	—	1341
MATH Level 5	—	46.8%

Knowledge Granite 4.2 8B leads

Granite 4.2 8B: 38.4 (#145), Mistral Small: 31.0 (#222)

Knowledge benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Expert	1384	1291
GPQA Diamond	—	47.5%
Vectara Hallucination Rate	—	5.1%
MMLU	—	68.7%

Multimodal Not comparable

Granite 4.2 8B: —, Mistral Small: 33.5 (#96)

Multimodal benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Vision	—	1142

Multilingual Too close to call

Granite 4.2 8B: 44.5 (#178), Mistral Small: 45.5 (#169)

Multilingual benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Non-English	1302	1315
LMArena Chinese	1366	1340
LMArena Russian	1285	1324
LMArena French	—	1337
LMArena German	—	1340
LMArena Japanese	—	1275
LMArena Korean	—	1259
LMArena Spanish	—	1346

Instruction Following Granite 4.2 8B leads

Granite 4.2 8B: 68.7 (#184), Mistral Small: 66.4 (#209)

Instruction Following benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Instruction Following	1301	1310
LiveBench Instruction Following	—	63.7%

Long Context Too close to call

Granite 4.2 8B: 40.3 (#159), Mistral Small: 40.4 (#156)

Long Context benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Longer Query	1324	1327

Writing & Preference Mistral Small leads

Granite 4.2 8B: 49.6 (#189), Mistral Small: 52.5 (#171)

Writing & Preference benchmarks
Benchmark	Granite 4.2 8B	Mistral Small
LMArena Text	1320	1338
LMArena Creative Writing	1236	1305
LMArena Multi-Turn	1301	1344
LiveBench Language	—	30.5%

Frequently asked questions

Is Granite 4.2 8B better than Mistral Small?

Granite 4.2 8B is the stronger model overall, scoring 40.5 to 33.4 on the Noometry Index.

Which is cheaper, Granite 4.2 8B or Mistral Small?

Granite 4.2 8B is cheaper. It lists at $0.06 per million input tokens and $0.25 per million output tokens; Mistral Small lists at $0.15 and $0.60.

Is Granite 4.2 8B or Mistral Small better for coding?

Granite 4.2 8B scores higher on coding benchmarks: 40.5 versus 34.0 in the Noometry coding category.

Which has the bigger context window?

Mistral Small does, with 262K tokens against 131K.

How many benchmarks do Granite 4.2 8B and Mistral Small share?

11 benchmarks have published results for both models. Granite 4.2 8B has 11 scored results on Noometry and Mistral Small has 39.