Data points: 89
Model compare
The readout for Gemini 3.5 Flash-Lite and GPT-4o, before the detailed comparison sheet.
Weighted outcome: Gemini 3.5 Flash-Lite. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Gemini 3.5 Flash-Lite
Gemini 3.5 Flash-Lite has the higher weighted result; Model A / B score 80 to 20.
Evidence depth
89 data points
Includes 13 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with Gemini 3.5 Flash-Lite
The charts below split 21 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
This report only uses LMSpeed data for Gemini 3.5 Flash-Lite and GPT-4o: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Gemini 3.5 Flash-Lite | GPT-4o |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 80.0 pts | 20.0 pts |
| Benchmark category leads | 4 categories | 0 categories |
| Operational advantages | No data | Cheapest input price, Free providers, Provider coverage |
| Context window | 1.0M tokens | 128K tokens |
| Max output | 65.5K tokens | 16.4K tokens |
| Modalities | Input TextImagevideoFileAudio |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | Gemini 3.5 Flash-Lite | GPT-4o |
|---|---|---|
| Developer | OpenAI | |
| Released | Jul 2026 | Nov 2024 |
| Parameters | No data | No data |
| Tokenizer | Gemini | GPT |
| Knowledge cutoff | No data | 2023-10-31 |
| OpenRouter ID | google/gemini-3.5-flash-lite | openai/gpt-4o |
| References | No data | No data |
This report only uses LMSpeed data for Gemini 3.5 Flash-Lite and GPT-4o: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Gemini 3.5 Flash-Lite
Gemini 3.5 Flash-Lite leads these benchmark categories: Agents, Coding, Reasoning, Knowledge.
GPT-4o
GPT-4o has these operational advantages: Cheapest input price, Free providers, Provider coverage.
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
Gemini 3.5 Flash-Lite
48
Avg. score
GPT-4o
43.2
Gemini 3.5 Flash-Lite leads by 3.2
Gemini 3.5 Flash-Lite leads by 1.7
Gemini 3.5 Flash-Lite leads by 11.1
Gemini 3.5 Flash-Lite leads by 2.5
GPT-4o
No data
Gemini 3.5 Flash-Lite
GPT-4o
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Gemini 3.5 Flash-Lite
winner61.0
Rank #33/90 · confidence 1 · eval date 2026-07-21
GPT-4o
43.0
Rank #82/90 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
winner$0.300/M
Rank #47/169 · confidence 4
GPT-4o
$2.50/M
Rank #137/169 · confidence 4
Gemini 3.5 Flash-Lite
winner$0.850/M
Rank #68/169 · confidence 4
GPT-4o
$4.38/M
Rank #133/169 · confidence 4
Gemini 3.5 Flash-Lite
winner$2.50/M
Rank #76/169 · confidence 4
GPT-4o
$10.00/M
Rank #126/169 · confidence 4
Gemini 3.5 Flash-Lite
winner83.8%
Rank #59/194 · confidence 4
GPT-4o
54.3%
Rank #162/194 · confidence 4
Gemini 3.5 Flash-Lite
winner17.5%
Rank #69/193 · confidence 4
GPT-4o
3.3%
Rank #186/193 · confidence 4
Gemini 3.5 Flash-Lite
winner40.9
Rank #57/101 · confidence 1 · eval date 2026-07-21
GPT-4o
33.3
Rank #85/101 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
winner40.9%
Rank #63/191 · confidence 4
GPT-4o
33.3%
Rank #126/191 · confidence 4
Gemini 3.5 Flash-Lite
winner30.3
Rank #47/95 · confidence 1 · eval date 2026-07-21
GPT-4o
19.7
Rank #80/95 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
winner36.5
Rank #47/104 · confidence 1 · eval date 2026-07-21
GPT-4o
11.2
Rank #95/104 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
winner83.8
Rank #57/101 · confidence 1 · eval date 2026-07-21
GPT-4o
54.3
Rank #96/101 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
winner17.5
Rank #62/101 · confidence 1 · eval date 2026-07-21
GPT-4o
3.3
Rank #99/101 · confidence 1 · eval date 2024-05-13
Gemini 3.5 Flash-Lite
33.5
Rank #85/95 · confidence 1 · eval date 2026-07-21
GPT-4o
winner37.9
Rank #79/95 · confidence 1 · eval date 2024-05-13
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 3.5 Flash-Lite | GPT-4o |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Gemini 3.5 Flash-Lite | GPT-4o |
|---|---|---|
5 tests | Gemini 3.5 Flash-Lite speed / latency N/A / N/A input / output No data | GPT-4o speed / latency 58 tok/s / 2583ms input / output No data |
3 tests | Gemini 3.5 Flash-Lite speed / latency N/A / N/A input / output No data | GPT-4o speed / latency 40 tok/s / 2993ms input / output No data |
0 tests | Gemini 3.5 Flash-Lite speed / latency N/A / N/A input / output No data | GPT-4o speed / latency N/A / N/A input / output No data |
0 tests | Gemini 3.5 Flash-Lite speed / latency N/A / N/A input / output No data | GPT-4o speed / latency N/A / N/A input / output No data |
0 tests | Gemini 3.5 Flash-Lite speed / latency N/A / N/A input / output No data | GPT-4o speed / latency N/A / N/A input / output No data |
Gemini 3.5 Flash-Lite gemini-3.5-flash-lite speed / latency No data input / output $0/request | GPT-4o gpt-4o-2024-05-13 speed / latency No data input / output $0/request | |
Gemini 3.5 Flash-Lite gemini-3.5-flash-lite speed / latency No data input / output $0.021/M/$0.171/M | GPT-4o gpt-4o speed / latency No data input / output $0.171/M | |
Gemini 3.5 Flash-Lite gemini-3.5-flash-lite speed / latency No data input / output $0.050/M/$0.200/M | GPT-4o gpt-4o speed / latency No data input / output $0.025/M |
Weighted outcome: Gemini 3.5 Flash-Lite. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Output
Input TextImageFile Output Text |
| Features | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeWeb search |
|---|
