Model comparison

GPT-4V vs GPT-5.5

GPT-5.5 has enough public results to be ranked (#9); GPT-4V does not yet, so treat this comparison as directional.

Last verified October 11, 2026. 0 shared benchmarks.

GPT-4V OpenAI

36.4

Unranked Sparse

GPT-5.5 OpenAI

63.4

Rank #9 Confirmed

Summary

The widest gap is in multimodal, where GPT-5.5 leads 46.9 to 33.2.

Side by side

GPT-4V and GPT-5.5 specifications
	GPT-4V	GPT-5.5
Provider	OpenAI	OpenAI
Noometry Index	36.4	63.4
Released	2023-11-06	2026-04-23
Weights	Proprietary	Proprietary
Context window	—	1.05M
Max output	—	128K
Input $ / M tokens	—	$5
Output $ / M tokens	—	$30
Results tracked	1	71

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Category by category

Coding Not comparable

GPT-4V: —, GPT-5.5: 58.2 (#17)

Coding benchmarks
Benchmark	GPT-4V	GPT-5.5
SWE-bench Verified	—	80.6%
DeepSWE	—	67%
FrontierCode	—	43%
LMArena WebDev	—	1513
SciCode	—	56.1%
GSO	—	40.2%
WeirdML	—	84.9%
LMArena Coding	—	1494
MirrorCode	—	10%
ALE-Bench	—	1,943

Agentic & Tool Use Not comparable

GPT-4V: —, GPT-5.5: 50.7 (#6)

Agentic & Tool Use benchmarks
Benchmark	GPT-4V	GPT-5.5
Terminal-Bench	—	84.7%
APEX-Agents	—	55.1%
OSWorld 2.0	—	13%
Remote Labor Index	—	6.3%
τ²-bench Banking	—	44.6%
DeepResearch Bench	—	54%
PostTrainBench	—	27.2%
ExploitBench	—	47.4%
GBAEval	—	53.2%
GDP.pdf	—	26%
LMArena Search	—	1242
Vending-Bench 2	—	7,524

Reasoning Not comparable

GPT-4V: —, GPT-5.5: 72.8 (#11)

Reasoning benchmarks
Benchmark	GPT-4V	GPT-5.5
ARC-AGI-2	—	85%
SimpleBench	—	69%
Kagi LLM Benchmark	—	88.8%
NYT Connections (extended)	—	96.2%
ARC-AGI-1	—	95%
CritPt	—	27.1%
Chess Puzzles	—	54%
EBR-Bench	—	34.3%
LMArena Hard Prompts	—	1489
Mystery Game Puzzles	—	56%
DTBench	—	96%
LMCA	—	54.3%
Surface Evolver Bench	—	88.1%
Bench to the Future 3	—	0.14
Epoch Capabilities Index	—	159.1
ForecastBench	—	60.6

Math Not comparable

GPT-4V: —, GPT-5.5: 81.7 (#11)

Math benchmarks
Benchmark	GPT-4V	GPT-5.5
FrontierMath (Tiers 1-3)	—	85.3%
FrontierMath Tier 4	—	72.5%
MathArena Final-Answer Competitions	—	94.3%
OTIS Mock AIME 2024-2025	—	100%
ProofBench	—	50%
LMArena Math	—	1486
FrontierMath (Feb 2025 set)	—	51.7%
FrontierMath Erdős	—	0%
FrontierMath Tier 4 (v1)	—	35.4%

Knowledge Not comparable

GPT-4V: —, GPT-5.5: 64.4 (#17)

Knowledge benchmarks
Benchmark	GPT-4V	GPT-5.5
GPQA Diamond	—	94%
SimpleQA Verified	—	63%
Vectara Hallucination Rate	—	9.3%
LMArena Expert	—	1508

Multimodal GPT-5.5 leads

GPT-4V: 33.2, GPT-5.5: 46.9 (#12)

Multimodal benchmarks
Benchmark	GPT-4V	GPT-5.5
LMArena Vision	—	1297
Video-MME	59.9%	—
Blueprint-Bench 2	—	36.2%
Furniture Assembly	—	44.2%
LMArena Document	—	1486

Multilingual Not comparable

GPT-4V: —, GPT-5.5: 56.4 (#20)

Multilingual benchmarks
Benchmark	GPT-4V	GPT-5.5
LMArena Non-English	—	1467
LMArena Chinese	—	1533
LMArena French	—	1486
LMArena German	—	1480
LMArena Japanese	—	1498
LMArena Korean	—	1460
LMArena Russian	—	1473
LMArena Spanish	—	1468

Instruction Following Not comparable

GPT-4V: —, GPT-5.5: 77.5 (#18)

Instruction Following benchmarks
Benchmark	GPT-4V	GPT-5.5
LMArena Instruction Following	—	1479

Long Context Not comparable

GPT-4V: —, GPT-5.5: 48.3 (#12)

Long Context benchmarks
Benchmark	GPT-4V	GPT-5.5
CL-bench Life	—	22.2%
LMArena Longer Query	—	1484

Writing & Preference Not comparable

GPT-4V: —, GPT-5.5: 72.7 (#13)

Writing & Preference benchmarks
Benchmark	GPT-4V	GPT-5.5
LMArena Text	—	1472
LMArena Creative Writing	—	1455
EQ-Bench Creative Writing	—	1844
EQ-Bench 4	—	1315
LMArena Multi-Turn	—	1476

Frequently asked questions

Is GPT-4V better than GPT-5.5?