Gemini 2.5 Flash-Lite Preview 06-17 vs DeepSeek R1 0528
Gemini 2.5 Flash-Lite Preview 06-17 comes out ahead, 67 to 53 on our weighted score, and it is the cheaper option too.
- Our pick
GoogleGemini 2.5 Flash-Lite Preview 06-17
67/100- ECI133.8
- Price$0.12 / $0.48
- Context1.05M
DeepSeekDeepSeek R1 0528
53/100- ECI141.2
- Price$0.512 / $2.19
- Context164K
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Make it a three-way comparison.
Gemini 2.5 Flash-Lite Preview 06-17 is our pick
Gemini 2.5 Flash-Lite Preview 06-17 is the better all-round choice, scoring 67/100 against DeepSeek R1 0528 (53). It leads on price, inputs & features and context window. DeepSeek R1 0528 wins on capability. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.
- CapabilityDeepSeek R1 0528Capabilities Index (ECI): DeepSeek R1 0528 141.2 · Gemini 2.5 Flash-Lite Preview 06-17 133.8
- Lowest priceGemini 2.5 Flash-Lite Preview 06-17Gemini 2.5 Flash-Lite Preview 06-17 $0.21 · DeepSeek R1 0528 $0.932 per 1M tokens (3:1 blend)
- Longest contextGemini 2.5 Flash-Lite Preview 06-17Gemini 2.5 Flash-Lite Preview 06-17 1,048,576 · DeepSeek R1 0528 163,840 tokens
- Widest inputsGemini 2.5 Flash-Lite Preview 06-17Gemini 2.5 Flash-Lite Preview 06-17: Text, Images, PDFs, Audio, Video · DeepSeek R1 0528: Text
- Self-hostingDeepSeek R1 0528Publishes downloadable weights (MIT)
| Measure | Weight | Gemini 2.5 Flash-Lite Preview 06-17 | DeepSeek R1 0528 |
|---|---|---|---|
| CapabilityCapabilities Index (ECI) | 50% | 57 | 66 |
| Price | 25% | 79 | 49 |
| Inputs & features | 15% | 90 | 35 |
| Context window | 10% | 61 | 28 |
| Overall | 100% | 67/100 | 53/100 |
Every spec in one table
Highlighted cells lead their row. Dashes mean the data is not published.
| Specification | Gemini 2.5 Flash-Lite Preview 06-17Google | DeepSeek R1 0528DeepSeek |
|---|---|---|
| Capability | ||
| Capabilities Index (ECI) | 133.8 | 141.2 (best) |
| ECI rank | #132 of 165 | #108 of 165 (best) |
| GPQA DiamondGraduate-level science questions | — | 76.3% |
| OTIS Mock AIME 2024–2025Competition mathematics | — | 66.4% |
| Price per million tokens | ||
| Input | $0.12 (best) | $0.512 |
| Output | $0.48 (best) | $2.19 |
| Cached input | — | — |
| Blended (3:1) | $0.21 (best) | $0.932 |
| Long-context rate | Same rate | Same rate |
| Price source | Median of 2 providers | Median of 16 providers |
| Limits | ||
| Context window | 1,048,576 tokens (best) | 163,840 tokens |
| Max output | 65,536 tokens (best) | 32,768 tokens |
| Inputs and features | ||
| Text | Yes | Yes |
| Images | Yes | No |
| PDFs | Yes | No |
| Audio | Yes | No |
| Video | Yes | No |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Structured output | No | No |
| Availability | ||
| Weights | Proprietary | OpenMIT |
| API model ID | — | — |
| API providers | 2 | 16 (best) |
| Released | Jun 17, 2025 | May 28, 2025 |
| Knowledge cutoff | Jan 2025 | — |
What would a month cost?
Enter your expected volume in millions of tokens. List prices only; caching and batch discounts would lower these.
- Gemini 2.5 Flash-Lite Preview 06-17$2.16
- DeepSeek R1 0528$9.50
Which should you choose?
Which is better: Gemini 2.5 Flash-Lite Preview 06-17 or DeepSeek R1 0528?
Gemini 2.5 Flash-Lite Preview 06-17 is the better all-round choice, scoring 67/100 against DeepSeek R1 0528 (53). It leads on price, inputs & features and context window. DeepSeek R1 0528 wins on capability. The score weighs capability 50%, price 25%, inputs & features 15%, context window 10%.
Which is cheaper, Gemini 2.5 Flash-Lite Preview 06-17 or DeepSeek R1 0528?
Gemini 2.5 Flash-Lite Preview 06-17 is cheaper at $0.12 input / $0.48 output per million tokens (median across 2 API providers). DeepSeek R1 0528 costs $0.512 input / $2.19 output per million tokens (median across 16 API providers). At a typical mix of three input tokens to one output token, that is $0.21 per million tokens for Gemini 2.5 Flash-Lite Preview 06-17 versus $0.932 for DeepSeek R1 0528 (4.4× as much).
Which scores higher on benchmarks?
DeepSeek R1 0528 scores higher on the Capabilities Index (ECI): DeepSeek R1 0528 141.2 (#108 of 165) and Gemini 2.5 Flash-Lite Preview 06-17 133.8 (#132 of 165). Their confidence ranges do not overlap (139.0–142.9 vs 130.1–136.1), so the gap is a real one.
Which is better for coding?
There are no published SWE-bench Verified results for Gemini 2.5 Flash-Lite Preview 06-17 and DeepSeek R1 0528 yet, so there is no like-for-like coding score. On overall capability, DeepSeek R1 0528 leads, which tends to carry over to coding, but test on your own codebase. Both support tool calling for agent workflows.
Which has the bigger context window?
Gemini 2.5 Flash-Lite Preview 06-17 has the largest context window at 1,048,576 tokens, against 163,840 for DeepSeek R1 0528. Maximum output per response: Gemini 2.5 Flash-Lite Preview 06-17 up to 65,536, DeepSeek R1 0528 up to 32,768 tokens.
Which can read images, PDFs, audio or video?
Gemini 2.5 Flash-Lite Preview 06-17 accepts text, images, PDFs, audio and video; DeepSeek R1 0528 accepts text. Gemini 2.5 Flash-Lite Preview 06-17 handles the widest range of inputs.
Are any of these open source?
DeepSeek R1 0528 publishes its weights (MIT) and can be self-hosted; Gemini 2.5 Flash-Lite Preview 06-17 is proprietary.
Which is newer?
Gemini 2.5 Flash-Lite Preview 06-17 is the newest, released Jun 17, 2025. DeepSeek R1 0528 came out May 28, 2025. Knowledge cutoff: Gemini 2.5 Flash-Lite Preview 06-17 Jan 2025.
How do you decide the winner?
Each model gets a 0–100 score on capability (50%, independent benchmark results); price (25%, blended price per million tokens (3 input : 1 output), log scale); inputs & features (15%, image, PDF, audio and video input, tool calling, structured output and reasoning); context window (10%, maximum tokens per request, log scale). Dimensions missing for any model are dropped and the remaining weights rescaled, so every model is judged on the same evidence. Specs and prices come from public model listings and the labs’ own API pages; capability scores come from independent benchmark runs. Data updated Nov 2, 2026.
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