Roboflow

Gemini 4 Carbon vs Gemma 3 4B

Gemini 4 Carbon: 89.4% average across five Vision Evals tasks (#1 of 68 models). We have not run Gemma 3 4B through Roboflow's Vision Evals, so there is no head-to-head score. Run both on your own image below.

Compare Gemini 4 Carbon vs Gemma 3 4B live

Run the same image across every model that supports a task and compare their outputs side-by-side.

Extract and compare text from images across multiple models.

Open OCR in the full playground
GoogleGemini 4 Carbon
Run to compare this model.
GoogleGemma 3 4B
Run to compare this model.

Gemini 4 Carbon vs Gemma 3 4B Comparison Table

Evals updated November 10, 2026Pricing updated November 10, 2026

PropertyGemini 4 CarbonGemma 3 4B
OrganizationGoogleGoogle
Categoryclosedopen
Modalitymultimodalmultimodal
Release DateNov 2026Mar 2025
Context Window1.0M128K
ParametersUnknown4B
LicenseProprietaryCustom
Commercial usecommercial use per vendor termsSee license terms
Pricing per 1M tokens
Input $/1MNo published price$0.050
Output $/1MNo published price$0.100
Vision Tasks
ClassificationDemoSupported
Object DetectionDemoNot listed
Promptable Concept SegmentationDemoNot listed
Both support 8 more tasks
Model Features
Both support 3 more features
Vision Evalsground-truth scores across 5 vision tasks, pooled at low effort
Overall
89.4%
Not evaluated
Avg cost / sample$0.0061–
Avg speed / sample8.71s–
By task
Object Detection (low)
84.5%
±0.3, Mean of 3 runs, range 84.2 to 84.8
$0.011
–
Object Detection (high)
85.9%
±0.3, Mean of 3 runs, range 85.6 to 86.2
$0.102
–
Counting (low)
90.1%
±1.4, Mean of 3 runs, range 89.2 to 91.9
$0.0024
–
Counting (high)
86.9%
±2.7, Mean of 3 runs, range 83.8 to 89.2
$0.075
–
Identification (low)
93.8%
±0.0, Mean of 3 runs, range 93.8 to 93.8
$0.0024
–
Identification (high)
96.9%
±0.0, Mean of 3 runs, range 96.9 to 96.9
$0.019
–
OCR (low)
87.2%
$0.0053
–
by category
Single value
80.4%
Transcription
96.6%
Structured JSON
93.0%
Text localization
84.2%
OCR (high)
89.7%
$0.102
–
by category
Single value
85.2%
Transcription
99.1%
Structured JSON
93.9%
Text localization
85.2%
Reasoning (low)
91.4%
±1.7, Mean of 3 runs, range 90.1 to 93.4
$0.0025
–
Reasoning (high)
92.3%
±0.3, Mean of 3 runs, range 92.0 to 92.7
$0.057
–

Gemini 4 Carbon vs Gemma 3 4B: Overview

Gemini 4 Carbon

Gemini 4 Carbon is a multimodal model from Google. It builds on Gemini 4 Argon and supports reasoning over text and images. Google describes improvements in coding and long-running tasks. Model weights are not publicly released.

Gemma 3 4B

Gemma 3 4B, released on March 12, 2025, is the mid-sized member of Google DeepMind’s open-weight Gemma 3 family. With about 4 billion parameters, it is multimodal—supporting text and image inputs and generating text outputs. Like the larger Gemma 3 models, it features a 128,000-token input context window with an output capacity of ~8,192 tokens, enabling it to handle long documents and mixed text–image reasoning tasks.

The 4B variant is designed as a balance between efficiency and capability: it offers multilingual support across 140+ languages, strong summarization and reasoning performance, and compatibility with moderate hardware. Inference can run with ~6.4 GB VRAM in BF16, or significantly less in quantized 8-bit (~4.4 GB) or 4-bit (~3.4 GB) modes, making it accessible to developers outside large-scale infrastructure. While it lags behind the 12B and 27B versions on the most complex reasoning and multimodal benchmarks, its lower compute footprint makes it ideal for research, prototyping, and practical deployment where efficiency matters.

Frequently Asked Questions

Gemini 4 Carbon is released under Proprietary, while Gemma 3 4B uses Custom. In practice: Gemini 4 Carbon: commercial use per vendor terms. Licensing often matters more than raw accuracy for commercial deployments, so check the terms against how you plan to ship.

Yes. The comparison demo on this page runs both models on the same image side by side for image captioning and OCR in the free Roboflow Playground. You can try it instantly, and a free account unlocks unlimited runs.