Gemini 3.1 Flash Lite Preview vs Mistral Small 3.1 24B
Mistral Small 3.1 24B costs 2.7x less per output token than Gemini 3.1 Flash Lite Preview ($0.555 vs $1.50 per million). Updated October 22, 2026; 38 benchmarks have a result for both.
Gemini 3.1 Flash Lite Preview or Mistral Small 3.1 24B: which to pick
Only Gemini 3.1 Flash Lite Preview has a coding score, 22.7 on the Vibe Coding Index; Mistral Small 3.1 24B has none, so the two cannot be ranked on coding.
Pick Mistral Small 3.1 24B for output tokens 2.7x cheaper ($0.555 vs $1.50 per million).
- Shared results
- 38
- Gemini 3.1 Flash Lite Preview only
- 41
- Mistral Small 3.1 24B only
- 0
- Like-for-like categories
- 5 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Only Gemini 3.1 Flash Lite Preview has a coding score, so no call is made.
One side not measured
Intelligence
AA Intelligence Index
No call
Only Gemini 3.1 Flash Lite Preview has a AA Intelligence Index result, 15.6.
Directional only
Agentic work
AA Agentic Index
No call
Only Gemini 3.1 Flash Lite Preview has a AA Agentic Index result, 1.6.
Directional only
Reasoning
GPQA Diamond
No call
Only Gemini 3.1 Flash Lite Preview has a GPQA Diamond result, 81.1%.
Directional only
Math
AIME
No call
Only Gemini 3.1 Flash Lite Preview has a AIME result, 83.3%.
Directional only
Knowledge
MMLU Pro
No call
Only Gemini 3.1 Flash Lite Preview has a MMLU Pro result, 86.2%.
Directional only
Web design
Design Arena: websites
No call
Only Gemini 3.1 Flash Lite Preview has a Design Arena: websites result, 1082.
Directional only
Long documents
Listed context window
Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview takes 1.05M tokens against 128K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Mistral Small 3.1 24B
Gemini 3.1 Flash Lite Preview $0.0010, Mistral Small 3.1 24B $0.0006 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only Gemini 3.1 Flash Lite Preview has the number, $0.18.
Directional only
At a glance
- Coding index
- Gemini 3.1 Flash Lite Preview 22.7 from 3 benchmarks, Mistral Small 3.1 24B not benchmarked.
- Widest category
- Math, 26.0 points apart on average over 2 shared benchmarks.
- Widest single gap
- LMArena Text: Chinese: Gemini 3.1 Flash Lite Preview 1460 against Mistral Small 3.1 24B 1253, 34.6 points apart on a 0 to 100 scale.
- Output price
- Gemini 3.1 Flash Lite Preview $1.50 against Mistral Small 3.1 24B $0.555 per million output tokens, 2.7x apart.
- Context window
- Gemini 3.1 Flash Lite Preview takes 1.05M tokens, Mistral Small 3.1 24B 128K.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Gemini 3.1 Flash Lite Preview | Bars | Mistral Small 3.1 24B | Ties |
|---|---|---|---|---|
| Coding | 2 | 0 | ||
| Reasoning | 5 | 0 | ||
| Math | 2 | 0 | ||
| Knowledge | 4 | 0 | ||
| General | 25 | 0 | ||
| All shared boards | 38 | 0 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index20
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| LMArena WebDev | 1257 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| AA Coding Index | 34.7 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LiveCodeBench (Vals AI) | 80.1% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| SWE-bench Verified (Vals AI) | 62.8% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Vibe Code Bench (Vals AI) | 0.0% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Code migration (Vals AI) | 4.6% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| ProgramBench (Vals AI) | 0.0% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Terminal-Bench 2.1 (Vals AI) | 34.1% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| ALE-Bench | 797.7 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena Text: coding | 1400 | 1309 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: software and IT | 1413 | 1301 | Gemini 3.1 Flash Lite Preview |
| LMArena WebDev: React | 1245 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena WebDev: HTML | 1276 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena WebDev: from an image | 1336 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| SciCode | 4.6% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Neither model has a result on the other 24 boards here | |||
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| AA Intelligence Index | 15.6 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Neither model has a result on the other 1 board here | |||
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index5 boards, none shared
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| AA Agentic Index | 1.6 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Finance Agent (Vals AI) | 30.0% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Tax Agent Bench (Vals AI) | 3.1% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Legal Research Bench (Vals AI) | 3.4% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Excel Modeling Benchmark (Vals AI) | 8.6% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Neither model has a result on the other 36 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index50
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| GPQA Diamond | 81.1% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| MMMU Pro (Vals AI) | 82.5% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena Text: hard prompts | 1407 | 1278 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: expert | 1398 | 1257 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: hard prompts in English | 1403 | 1290 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: diagrams | 1242 | 1119 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: homework | 1271 | 1158 | Gemini 3.1 Flash Lite Preview |
| Neither model has a result on the other 15 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| AIME | 83.3% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena Text: math | 1428 | 1261 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: mathematical work | 1417 | 1271 | Gemini 3.1 Flash Lite Preview |
| Neither model has a result on the other 10 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| MMLU Pro | 86.2% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LegalBench (Vals AI) | 83.8% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| CaseLaw (Vals AI) | 55.0% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| CorpFin (Vals AI) | 59.4% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| TaxEval (Vals AI) | 71.8% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| MortgageTax (Vals AI) | 68.0% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| MedCode (Vals AI) | 47.6% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena Text: science | 1425 | 1265 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: medicine and healthcare | 1428 | 1267 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: legal and government | 1418 | 1271 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: business and finance | 1389 | 1257 | Gemini 3.1 Flash Lite Preview |
| FACTS Benchmark Suite | 51.4% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Neither model has a result on the other 6 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| Design Arena: websites | 1082 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: UI components | 1069 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: game dev | 1029 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: data viz | 1045 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: 3D | 1047 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: all code categories | 1071 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: SVG | 1051 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Design Arena: ASCII art | 1167 | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Neither model has a result on the other 1 board here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index250
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| SAGE (Vals AI) | 49.5% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| MedScribe (Vals AI) | 63.9% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| Vals Multimodal Index | 41.4% | Not measured | Only Gemini 3.1 Flash Lite Preview measured |
| LMArena Text | 1416 | 1277 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: instruction following | 1377 | 1263 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: creative writing | 1401 | 1252 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision | 1240 | 1136 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: English | 1414 | 1295 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: non-English | 1410 | 1255 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Chinese | 1460 | 1253 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: German | 1430 | 1266 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Japanese | 1413 | 1208 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Korean | 1392 | 1207 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: French | 1424 | 1273 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Spanish | 1421 | 1284 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Russian | 1420 | 1263 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: Polish | 1443 | 1242 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: multi-turn | 1417 | 1270 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: longer queries | 1394 | 1299 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: writing and language | 1408 | 1268 | Gemini 3.1 Flash Lite Preview |
| LMArena Text: entertainment and media | 1386 | 1250 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: English | 1232 | 1157 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: Chinese | 1278 | 1155 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: reading text | 1246 | 1132 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: humor | 1266 | 1142 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: captioning | 1259 | 1153 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: recognizing things | 1308 | 1155 | Gemini 3.1 Flash Lite Preview |
| LMArena Vision: creative writing | 1248 | 1123 | Gemini 3.1 Flash Lite Preview |
| Neither model has a result on the other 18 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Mistral Small 3.1 24B costs less
Repository review
50K input + 3K output tokens
Gemini 3.1 Flash Lite Preview costs less
Agent loop
200K input + 10K output tokens
Gemini 3.1 Flash Lite Preview costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Google Gemini 3.1 Flash Lite Preview | Mistral Small 3.1 24B |
|---|---|---|
| Maker | Mistral AI | |
| Weights | No public weights listed | Open weights |
| Released | March 3, 2026 | March 17, 2025 |
| Context window | 1.05M | 128K |
| Input $/Mtok | $0.25 | $0.351 |
| Output $/Mtok | $1.50 | $0.555 |
| Coding index | 22.7 | Not benchmarked |
| Independent measurements behind it | 3 | 0 |
| Cost per solved task | $0.18 | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Gemini 3.1 Flash Lite Preview better than Mistral Small 3.1 24B for coding?
Only Gemini 3.1 Flash Lite Preview has a coding score, 22.7 on the Vibe Coding Index; Mistral Small 3.1 24B has none, so the two cannot be ranked on coding. Pick Mistral Small 3.1 24B for output tokens 2.7x cheaper ($0.555 vs $1.50 per million).
Which is cheaper, Gemini 3.1 Flash Lite Preview or Mistral Small 3.1 24B?
Gemini 3.1 Flash Lite Preview costs $0.25 per million input tokens and $1.50 per million output tokens; Mistral Small 3.1 24B costs $0.351 and $0.555. Cost per solved task is known for Gemini 3.1 Flash Lite Preview only.
Which has the bigger context window, Gemini 3.1 Flash Lite Preview or Mistral Small 3.1 24B?
Gemini 3.1 Flash Lite Preview, with 1.05M tokens against 128K.
How many benchmarks is the Gemini 3.1 Flash Lite Preview vs Mistral Small 3.1 24B comparison based on?
38 benchmarks have a result for both models as of October 22, 2026. Gemini 3.1 Flash Lite Preview's coding index rests on 3 independent benchmarks and Mistral Small 3.1 24B's on 0. Where only one model has a result, the page says so instead of naming a winner.