Gemma 4 E4B vs Gemma 4 E2B
Benchmarks, API Token Pricing, Context Window & Speed Comparison
Related topics (12)
Google 的 Gemma 4 E4B 与 Google 的 Gemma 4 E2B 是当前备受关注的两款主力 AI 模型。Gemma 4 E4B 提供 131.1K Token 上下文窗口，API 定价为每百万 Token 输入 $0.00 / 输出 $0.00；而 Gemma 4 E2B 提供 131.1K Token 上下文窗口，定价为每百万 Token 输入 $0.00 / 输出 $0.00。以下为两者的基准测试、延迟与成本全面对比。
切换并对比任意模型
Select any AI models from our verified benchmark database to generate live side-by-side matrices.
Gemma 4 E4B
开源权重基础大模型Google 推出的 Gemma 4 E4B 是一款支持私有云服务器自托管、微调与完全数据主权的开源权重基础大模型，具备 131K 上下文窗口、190 Token/秒生成速度与 65/100 综合智能指数（免费开源权重）。
$0.00 / 1M
$0.00 / 1M
131.1K tokens
N/A
Gemma 4 E2B
开源权重基础大模型Google 推出的 Gemma 4 E2B 是一款支持私有云服务器自托管、微调与完全数据主权的开源权重基础大模型，具备 131K 上下文窗口、260 Token/秒生成速度与 55/100 综合智能指数（免费开源权重）。
$0.00 / 1M
$0.00 / 1M
131.1K tokens
N/A
核心差异一览
- Both models cost the same under this workload — choose on capability, not price.
- Gemma 4 E2B is faster at 260 tok/s vs 190 tok/s.
| Feature | Gemma 4 E4B | Gemma 4 E2B |
|---|---|---|
Intelligence Index Composite reasoning & knowledge score (0-100) | 65 | 55 |
Provider | ||
Input Price Cost per million input tokens | $0.00 / 1M | $0.00 / 1M |
Output Price Cost per million output tokens | $0.00 / 1M | $0.00 / 1M |
Blended Price Weighted 7:2:1 cache:input:output per 1M | $0.00 / 1M | $0.00 / 1M |
Context Window Maximum input + output tokens | 131.1K tokens~197 A4 pages of text | 131.1K tokens~197 A4 pages of text |
Max Output Tokens Per single request | 16K | 8K |
Throughput Speed Tokens generated per second | 190 tok/s | 260 tok/s |
SWE-bench Verified Real-world software engineering | N/A | N/A |
各项指标谁更胜一筹？
At-a-glance decision frameworkEvaluations ongoing
权威基准测试得分对比
Official evaluation metrics verified by independent third-party research labs.
Hardened reasoning and academic knowledge benchmark with reduced lucky-guess probability.
Crowdsourced human preference evaluation based on blind, head-to-head model battles.
Tokens emitted per second during active generation streaming.
延迟与响应速度
Time to first token (TTFT) and estimated end-to-end response time for a typical 500-token response.
实时 Token 成本模拟器
Adjust sliders to calculate projected monthly cloud API spending with prompt caching discounts.
Gemma 4 E4B · Strengths & Key Advantages
- 提供 131K 上下文窗口与最高 16K 输出容量，核心基准表现优异（MMLU-Pro 74% · Arena Elo 1320）
- 高达 190 Token/秒的生成吞吐量，首字延迟 (TTFT) 仅约 220 毫秒
- 开放模型权重 (E4B (4B))，支持通过 vLLM、SGLang 或 Ollama 在私有 GPU 集群上本地部署与微调
Considerations & Trade-offs
- 在本地以满血精度运行需要较高的 GPU 显存 (VRAM) 与运维基础设施
- 在超长链路的前沿科研推导任务上，深度略逊于顶配重型旗舰推理模型
Gemma 4 E2B · Strengths & Key Advantages
- 提供 131K 上下文窗口与最高 8K 输出容量，核心基准表现优异（MMLU-Pro 67.2% · Arena Elo 1260）
- 高达 260 Token/秒的生成吞吐量，首字延迟 (TTFT) 仅约 180 毫秒
- 开放模型权重 (E2B (2B))，支持通过 vLLM、SGLang 或 Ollama 在私有 GPU 集群上本地部署与微调
Considerations & Trade-offs
- 在本地以满血精度运行需要较高的 GPU 显存 (VRAM) 与运维基础设施
- 在超长链路的前沿科研推导任务上，深度略逊于顶配重型旗舰推理模型
Token Use & Task Economics
Estimated cost and token consumption to complete one representative agentic task.
| Metric | Gemma 4 E4B | Gemma 4 E2B |
|---|---|---|
Cost per Task Estimated USD to finish one task | $0.00 | $0.00 |
Output Tokens / Task Tokens generated per task | 4K | 2K |
Reasoning Tokens / Task Thinking tokens burned per task | 1K | 1K |
技术规格参数
Architecture, release timeline, capabilities, and modalities.
| Feature | Gemma 4 E4B | Gemma 4 E2B |
|---|---|---|
| Official API Model ID (SDK) | models/gemma-4-e4b | models/gemma-4-e2b |
| API Protocol | Google Gemini API (generateContent) + OpenAI-Compatible SDK | Google Gemini API (generateContent) + OpenAI-Compatible SDK |
| Release Date | 2026-04 | 2026-04 |
| Knowledge Cutoff | January 2026 | January 2026 |
| Architecture | Edge-optimized dense open transformer | Ultra-compact edge transformer |
| Parameters | E4B (4B) | E2B (2B) |
| Enterprise Rate Limits (RPM / TPM) | Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud | Unlimited (Hardware-bound on self-hosted GPU) / 10,000 RPM Cloud · Unlimited local throughput / 10M+ TPM Managed Cloud |
| Long-Context Tier (>128K/200K) | Free across full context window (only KV-cache VRAM scales) | Free across full context window (only KV-cache VRAM scales) |
| Prompt Cache Policy & TTL | Automatic prefix KV-caching in vLLM / SGLang (0 cost) | Automatic prefix KV-caching in vLLM / SGLang (0 cost) |
| Computer Use / GUI Agent | Supported (Screen coordinate grounding, browser & desktop GUI action loops) | Supported (Screen coordinate grounding, browser & desktop GUI action loops) |
| MCP & Parallel Tool Calling | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema | Native MCP Client/Server ready · Parallel function calling · 100% Strict JSON Schema |
| Web Search Grounding & Sandbox | Built-in Google Search Grounding + Managed Python Code Execution Sandbox | Built-in Google Search Grounding + Managed Python Code Execution Sandbox |
| Official Fine-Tuning Support | Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory) | Full Weights SFT, LoRA, QLoRA, DPO & GRPO RL (Unsloth / Axolotl / Llama-Factory) |
| Multimodal Token Billing | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) | Text BPE (~4 chars/token) · Vision (~258–765 tokens per image tile) |
| Quantization & Min GPU VRAM | BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 2 GB VRAM (4-bit Quantized) · 9 GB VRAM (Native BF16) | BF16 / FP16, FP8 Dynamic, INT4 AWQ / GPTQ, GGUF (Q4_K_M / Q8_0) · 2 GB VRAM (4-bit Quantized) · 4 GB VRAM (Native BF16) |
| Safety & Frontier Classification | Google DeepMind Frontier Safety Framework Verified | Google DeepMind Frontier Safety Framework Verified |
| Enterprise Compliance (ZDR/HIPAA/SOC2) | 100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control | 100% Air-Gapped On-Premises / Private VPC · Full HIPAA, GDPR & SOC2 Control |
| Input Modalities | text, vision | text, vision |
| Output Modalities | text | text |
Gemma 4 E4B vs Gemma 4 E2B: 常见问题解答 (FAQ)
Which is more intelligent, Gemma 4 E4B or Gemma 4 E2B?
Gemma 4 E4B is more intelligent. It scores 65 compared with 55 on the composite Intelligence Index.
Which model is faster?
Gemma 4 E2B is faster, generating 260 tokens per second compared with 190 tokens per second.
Which model has lower latency?
Gemma 4 E2B has lower latency, with a time to first token of 0.18s compared with 0.22s.
综合结论
综合来看，Gemma 4 E4B（适合：支持私有云服务器自托管、微调与完全数据主权的开源权重基础任务、企业级 RAG 检索增强生成、自动化智能体工作流与高可靠 API 集成。）与 Gemma 4 E2B（适合：支持私有云服务器自托管、微调与完全数据主权的开源权重基础任务、企业级 RAG 检索增强生成、自动化智能体工作流与高可靠 API 集成。）各具优势：Gemma 4 E4B 在综合智能与编程基准测试中表现更强，Gemma 4 E2B 拥有更快的 Token 生成速度，而 Gemma 4 E4B 则在规模化 API 部署中具备更高的成本效益。
常见问题 (FAQ)
在编程和深度推理方面，Gemma 4 E4B 和 Gemma 4 E2B 哪个更强？+
在综合智能指数与编程基准评测中，Gemma 4 E4B 表现占优。建议结合上方的 SWE-bench Verified 与 GPQA Diamond 跑分根据具体场景选择。
Gemma 4 E4B 与 Gemma 4 E2B 的 API 价格哪个更便宜？+
Gemma 4 E4B 的 API 价格为输入 $0.00 / 输出 $0.00（每百万 Token），Gemma 4 E2B 为输入 $0.00 / 输出 $0.00。综合混合成本来看，Gemma 4 E4B 更具性价比。
哪款模型拥有更大的上下文窗口和更快的响应速度？+
Gemma 4 E4B 支持 131.1K Token 上下文窗口，而 Gemma 4 E2B 支持 131.1K Token。在流式生成速度方面，Gemma 4 E2B 的吞吐表现更快。
Understand key metrics like context window, token pricing, reasoning mode, and SWE-bench scores in our comprehensive AI glossary.
Related reading
- DeepSeek V4 vs Gemma 4 E2B：基准测试、API 价格与速度全面对比 (2026)对比
- Gemma 4 E2B vs Gemma 4 31B：基准测试、API 价格与速度全面对比 (2026)对比
- Gemma 4 E4B vs Hy3 preview：基准测试、API 价格与速度全面对比 (2026)对比
- Aion-3.0 vs Aion-Mini：基准测试、API 价格与速度全面对比 (2026)对比
- Aion-3.0 vs Gemini 3.6 Flash：基准测试、API 价格与速度全面对比 (2026)对比
- Aion-Mini vs Laguna XS 2.1：基准测试、API 价格与速度全面对比 (2026)对比
Benchmark scores, token prices, and rate limits evolve rapidly as AI labs release model updates. Always verify current specifications and pricing on the official provider documentation.
数据来源: Google 与 Google 官方 API 文档、模型发布说明及独立基准测试报告 (2026)。