Noometry

Model comparison

Amazon Nova Lite vs Claude Sonnet 4.5

Claude Sonnet 4.5 is the stronger model overall, scoring 44.1 to 31.9 on the Noometry Index. Amazon Nova Lite costs 57× less per token, which makes it the better buy when Claude Sonnet 4.5's lead doesn't matter for your workload.

Last verified . 25 shared benchmarks.

Amazon Nova Lite Amazon

31.9

Rank #265 Confirmed

Claude Sonnet 4.5 Anthropic

44.1

Rank #81 Confirmed

Summary

  • They share 25 benchmarks with published results for both. Amazon Nova Lite scores higher in 0 categories and Claude Sonnet 4.5 in 9 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in writing & preference, where Claude Sonnet 4.5 leads 66.5 to 42.1.
  • The biggest single-benchmark swing is Omni-MATH: 23.3% for Amazon Nova Lite and 55.3% for Claude Sonnet 4.5.
  • Amazon Nova Lite is cheaper at $0.06 / $0.24 per million input/output tokens, against $3 / $15 for Claude Sonnet 4.5.
  • Amazon Nova Lite accepts more context: 300K tokens versus 200K.

Side by side

Amazon Nova LiteClaude Sonnet 4.5
ProviderAmazonAnthropic
Noometry Index31.944.1
Released2024-12-032025-09-29
WeightsProprietaryProprietary
Context window300K200K
Max output10K64K
Input $ / M tokens$0.06$3
Output $ / M tokens$0.24$15
Results tracked3473

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Category by category

Coding Claude Sonnet 4.5 leads

Amazon Nova Lite: 32.5 (#270), Claude Sonnet 4.5: 47.3 (#61)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Coding12391489
ALE-Bench236.25796.15
SWE-bench Verified—71.3%
SWE-bench Verified (bash only)—71.4%
LMArena WebDev—1393
SWE-bench Multilingual—67%
SciCode—44.7%
GSO—14.7%
WeirdML—47.7%
LiveBench Coding27.5%—
AlgoTune—1.52

Agentic & Tool Use Not comparable

Amazon Nova Lite: —, Claude Sonnet 4.5: 38.3 (#32)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
Terminal-Bench—46.5%
Berkeley Function Calling Leaderboard—73.2%
GDPval—42.5%
Remote Labor Index—2.1%
τ²-bench Airline—72%
τ²-bench Banking—25.3%
τ²-bench Retail—72.4%
τ²-bench Telecom—84.9%
Cybench—60%
DeepResearch Bench—52.6%
OSWorld—62.9%
LMArena Search—1159
METR Time Horizons—67.4%
Vending-Bench 2—3,839

Reasoning Claude Sonnet 4.5 leads

Amazon Nova Lite: 19.3 (#260), Claude Sonnet 4.5: 26.9 (#125)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Hard Prompts12201462
ARC-AGI-2—13.6%
SimpleBench—54.3%
Kagi LLM Benchmark—57.9%
NYT Connections (extended)—37.3%
ARC-AGI-1—63.7%
CritPt—1.1%
Chess Puzzles—12%
EnigmaEval—6%
EBR-Bench—2.4%
LiveBench Reasoning36.7%—
Mystery Game Puzzles—17%
DTBench—83.2%
LiveBench Data Analysis37.2%—
LMCA—38.8%
Epoch Capabilities Index—146.84
ForecastBench—61.9
LiveBench36.4%—

Math Claude Sonnet 4.5 leads

Amazon Nova Lite: 27.8 (#247), Claude Sonnet 4.5: 32.3 (#216)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
Omni-MATH23.3%55.3%
LMArena Math12271449
FrontierMath (Tiers 1-3)—23.9%
FrontierMath Tier 4—2.4%
OTIS Mock AIME 2024-2025—77.8%
ProofBench—19%
LiveBench Math36.7%—
MATH Level 5—97.7%
FrontierMath (Feb 2025 set)—15.2%
FrontierMath Tier 4 (v1)—4.2%

Knowledge Claude Sonnet 4.5 leads

Amazon Nova Lite: 26.3 (#259), Claude Sonnet 4.5: 48.4 (#76)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
Humanity's Last Exam3.6%13.7%
MMLU-Pro60%86.9%
Vectara Hallucination Rate6.1%12%
GPQA (HELM)39.7%68.6%
LMArena Expert12011482
GPQA Diamond—82.3%
SimpleQA Verified—30.7%
MMLU77%—

Multimodal Claude Sonnet 4.5 leads

Amazon Nova Lite: 25.5 (#123), Claude Sonnet 4.5: 34.8 (#89)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Vision990—
VPCT—39.8%
LMArena Document—1450

Multilingual Claude Sonnet 4.5 leads

Amazon Nova Lite: 38.0 (#232), Claude Sonnet 4.5: 53.4 (#69)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Non-English12081425
LMArena Chinese12251459
LMArena French12371458
LMArena German12291427
LMArena Japanese11531390
LMArena Korean11531403
LMArena Russian12161437
LMArena Spanish12261457

Instruction Following Claude Sonnet 4.5 leads

Amazon Nova Lite: 59.3 (#255), Claude Sonnet 4.5: 75.0 (#78)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
IFEval77.6%85%
LMArena Instruction Following12051459
LiveBench Instruction Following54.1%—

Long Context Claude Sonnet 4.5 leads

Amazon Nova Lite: 37.4 (#217), Claude Sonnet 4.5: 45.2 (#46)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Longer Query12341476

Writing & Preference Claude Sonnet 4.5 leads

Amazon Nova Lite: 42.1 (#237), Claude Sonnet 4.5: 66.5 (#34)

BenchmarkAmazon Nova LiteClaude Sonnet 4.5
LMArena Text12291439
LMArena Creative Writing11971442
WildBench75%85.4%
LMArena Multi-Turn11991465
EQ-Bench Creative Writing—1678
LiveBench Language25.9%—

Frequently asked questions

Is Amazon Nova Lite better than Claude Sonnet 4.5?

Claude Sonnet 4.5 is the stronger model overall, scoring 44.1 to 31.9 on the Noometry Index. Amazon Nova Lite costs 57× less per token, which makes it the better buy when Claude Sonnet 4.5's lead doesn't matter for your workload.

Which is cheaper, Amazon Nova Lite or Claude Sonnet 4.5?

Amazon Nova Lite is cheaper. It lists at $0.06 per million input tokens and $0.24 per million output tokens; Claude Sonnet 4.5 lists at $3 and $15.

Is Amazon Nova Lite or Claude Sonnet 4.5 better for coding?

Claude Sonnet 4.5 scores higher on coding benchmarks: 47.3 versus 32.5 in the Noometry coding category.

Which has the bigger context window?

Amazon Nova Lite does, with 300K tokens against 200K.

How many benchmarks do Amazon Nova Lite and Claude Sonnet 4.5 share?

25 benchmarks have published results for both models. Amazon Nova Lite has 34 scored results on Noometry and Claude Sonnet 4.5 has 73.

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