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Gemini 3.7 Flash (batch) vs Gemma 4 31B (free)

Signal-by-Signal Comparison
SignalGemini 3.7 Flash (batch)DeltaGemma 4 31B (free)
Capabilities
100
+17
83
Pricing
99
-1
100
Context window size
96
+10
86
Recency
100
--
100
Output Capacity
80
+5
75
Benchmarks
0
-86
86
Overall Result
3 wins
of 6
2 wins
Gemini 3.7 Flash (batch) wins 3 of 6 signals

Score History

Score History (20 data points)
Gemini 3.7 Flash (batch)Gemma 4 31B (free)
Gemini 3.7 Flash (batch)

40

current score

Leader

Gemma 4 31B (free)

right now

Gemma 4 31B (free)

80.5

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Gemini 3.7 Flash (batch)

Google

Per request$0.000656
Daily$2.19
Monthly$65.63
Annual$787.50

Gemma 4 31B (free)

Google

Best Value
Per request$0.000000
Daily$0.00
Monthly$0.00
Annual$0.00

Gemma 4 31B (free) saves you $65.63/month

That's $787.50/year compared to Gemini 3.7 Flash (batch) at your current usage level of 100K calls/month.

100% cheaper
Choose Gemma 4 31B (free) for cost optimization

Gemini 3.7 Flash (batch) pricing:
Input:$0.19/M tokens
Output:$0.94/M tokens
Gemma 4 31B (free) pricing:
Input:$0.00/M tokens
Output:$0.00/M tokens
Gemini 3.7 Flash (batch)

Google

40

Composite Score

Winner
Gemma 4 31B (free)

Google

81

Composite Score

Signal-by-Signal Comparison
MetricGemini 3.7 Flash (batch)Gemma 4 31B (free)Winner
Overall Score
40
81
Gemma 4 31B (free)
Rank#243#90
Gemma 4 31B (free)
Quality Rank#243#90
Gemma 4 31B (free)
Adoption Rank#243#90
Gemma 4 31B (free)
Parameters--31B--
Context Window1049K262K
Gemini 3.7 Flash (batch)
Pricing$0.19/$0.94/MFree--
Signal Scores
Capabilities
100
83
Gemini 3.7 Flash (batch)
Pricing
99
100
Gemma 4 31B (free)
Context window size
96
86
Gemini 3.7 Flash (batch)
Recency
100
100
Gemini 3.7 Flash (batch)
Output Capacity
80
75
Gemini 3.7 Flash (batch)
Benchmarks--
86
Gemma 4 31B (free)
Benchmark Head-to-Head(7 benchmarks)
Gemini 3.7: 0Gemma 4: 0
Gemini 3.7
Gemma 4
Normalized 0-100%
MMLU-Pro
-85.2%
GPQA Diamond
-84.3%
AIME 2024
-89.2%
BBH
-74.4%
Arena Elo
-1451
LiveBench
-80%
HLE
-19.5%
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Gemini 3.7 Flash (batch)Entry Level

Scores 40/100 (rank #243), placing it in the top 17% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Gemma 4 31B (free)Strong Performer

Scores 81/100 (rank #90), placing it in the top 69% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Gemma 4 31B (free) has a 41-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Gemini 3.7 Flash (batch) when you need:

  • Processing long documents or large codebases (1049K token context)
  • Step-by-step reasoning and chain-of-thought problem solving

Choose Gemma 4 31B (free) when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving
  • Self-hosted deployments where you need full control over the model
Cost-Performance Analysis
Gemini 3.7 Flash (batch)
Input cost$0.19/M tokens
Output cost$0.94/M tokens
Cost per quality point$0.028
Est. monthly (1M tokens/day)$16.88
Gemma 4 31B (free)
Input cost$0.00/M tokens
Output cost$0.00/M tokens
Cost per quality point$0.000
Est. monthly (1M tokens/day)$0.00

Both models are priced similarly, so the decision comes down to quality and features rather than cost.

Latency & Speed
Gemini 3.7 Flash (batch)Faster
Speed score0/100
Gemma 4 31B (free)
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Gemini 3.7 Flash (batch)

Customer support chatbot

Suitable for user-facing chat with competitive response times. Gemma 4 31B (free) also offers lower per-token costs for high-volume support

Gemini 3.7 Flash (batch)

Long document analysis

Larger context window (1049K tokens) can process longer documents, contracts, and research papers in a single pass

Gemini 3.7 Flash (batch)

Batch data extraction

Lower output pricing ($0.00/M) reduces costs when processing thousands of records daily

Gemma 4 31B (free)

Creative writing & content

Higher overall composite score (81/100) correlates with better nuance, coherence, and style in long-form content

Gemma 4 31B (free)

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Gemini 3.7 Flash (batch)
Which Should You Choose?
Our recommendation:
Gemma 4 31B (free)

Gemma 4 31B (free) clearly outperforms Gemini 3.7 Flash (batch) with a significant 40.5-point lead. For most general use cases, Gemma 4 31B (free) is the stronger choice. However, Gemini 3.7 Flash (batch) may still excel in niche scenarios.

by Google

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale

by Google

  • Choose for Cost - 100% lower pricing; better value at scale
Capability Comparison
CapabilityGemini 3.7 Flash (batch)Gemma 4 31B (free)
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Gemini 3.7 Flash (batch)

Google

$1.46
estimated monthly cost

Gemma 4 31B (free)

Google

Best Value
$0.000000
estimated monthly cost

Gemma 4 31B (free) saves you $1.46/month

That's 100% cheaper than Gemini 3.7 Flash (batch) at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterGemini 3.7 Flash (batch)Gemma 4 31B (free)
Context Window1.0M262K
Max Output Tokens65,53632,768
Open SourceNoYes
CreatedAug 13, 2026Apr 2, 2026
Last updated: 15m ago

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Gemini 3.7 Flash (batch) vs Gemma 4 31B (free) (2026) | LM Market Cap