Data points: 120
The readout for O3 Mini and Qwen3.5, before the detailed comparison sheet.
Decision read
Tie
Tie currently has the stronger profile, with verified wins split 3 to 3.
Evidence depth
120 data points
Includes 27 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Tie
The charts below split 33 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.
Model compare O3 Mini vs Qwen3.5o3-mini-vs-qwen3-5 | Model A O3 Mini | Model B Qwen3.5 |
|---|---|---|
| Overall leader | Tie | Tie |
| Verified metric wins | 3 wins | 3 wins |
| Where it leads | Cheapest input price, Average speed, First-token latency | Free providers, Provider coverage, Recent tests |
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
O3 Mini
59.2
Avg. score
Qwen3.5
67.7
Selected category
Agents
Qwen3.5 leads by 28.3
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
O3 Mini
53.0
Rank #45/82 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner62.0
Rank #33/82 · confidence 4 · eval date 2026-02-16
O3 Mini
winner242.8 tok/s
Rank #3/78 · confidence 4
Qwen3.5
51.9 tok/s
Rank #60/78 · confidence 4
O3 Mini
winner12.53 s
Rank #47/78 · confidence 4
Qwen3.5
63.12 s
Rank #72/78 · confidence 4
O3 Mini
12.53 s
Rank #65/78 · confidence 4
Qwen3.5
winner1.75 s
Rank #50/78 · confidence 4
O3 Mini
$1.10/M
Rank #58/95 · confidence 4
Qwen3.5
winner$0.600/M
Rank #45/95 · confidence 4
O3 Mini
$1.93/M
Rank #57/95 · confidence 4
Qwen3.5
winner$1.35/M
Rank #51/95 · confidence 4
O3 Mini
$4.40/M
Rank #56/95 · confidence 4
Qwen3.5
winner$3.60/M
Rank #53/95 · confidence 4
O3 Mini
80.2%
Rank #42/74 · confidence 4
Qwen3.5
winner87.8%
Rank #5/74 · confidence 4 · eval date 2026-02-16
O3 Mini
77.3%
Rank #54/103 · confidence 4
Qwen3.5
winner89.3%
Rank #14/103 · confidence 4
O3 Mini
winner62.8
Rank #22/58 · confidence 1 · eval date 2025-01-31
Qwen3.5
57.4
Rank #30/58 · confidence 4 · eval date 2026-02-16
O3 Mini
12.3%
Rank #52/103 · confidence 4
Qwen3.5
winner27.3%
Rank #22/103 · confidence 4
O3 Mini
49.3
Rank #26/28 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner76.2
Rank #17/28 · confidence 4 · eval date 2026-02-16
O3 Mini
6.8
Rank #54/59 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner35.6
Rank #26/59 · confidence 4 · eval date 2026-02-16
O3 Mini
17.9
Rank #54/61 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner37.4
Rank #28/61 · confidence 4 · eval date 2026-02-16
O3 Mini
39.9
Rank #39/63 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner41.1
Rank #32/63 · confidence 4 · eval date 2026-02-16
O3 Mini
48.3
Rank #49/70 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner66.6
Rank #35/70 · confidence 4 · eval date 2026-02-16
O3 Mini
39.8%
Rank #49/101 · confidence 4
Qwen3.5
winner42.0%
Rank #37/101 · confidence 4
O3 Mini
74.8
Rank #44/63 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner86.1
Rank #21/63 · confidence 4 · eval date 2026-02-16
O3 Mini
58.0
Rank #39/67 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner71.1
Rank #24/67 · confidence 4 · eval date 2026-02-16
O3 Mini
8.7
Rank #42/63 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner18.8
Rank #31/63 · confidence 4 · eval date 2026-02-16
O3 Mini
19.0
Rank #51/66 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner32.0
Rank #34/66 · confidence 4 · eval date 2026-02-16
O3 Mini
48.2
Rank #34/51 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner71.8
Rank #16/51 · confidence 4 · eval date 2026-02-16
O3 Mini
65.0
Rank #27/60 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner65.1
Rank #25/60 · confidence 4 · eval date 2026-02-16
O3 Mini
winner93.9
Rank #2/11 · confidence 1 · eval date 2025-01-31
Qwen3.5
92.6
Rank #4/11 · confidence 4 · eval date 2026-02-16
O3 Mini
81.2
Rank #19/58 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner84.8
Rank #12/58 · confidence 4 · eval date 2026-02-16
O3 Mini
winner57.5
Rank #26/69 · confidence 1 · eval date 2025-01-31
Qwen3.5
54.0
Rank #33/69 · confidence 4 · eval date 2026-02-16
O3 Mini
28.7
Rank #51/58 · confidence 1 · eval date 2025-01-31
Qwen3.5
winner83.9
Rank #26/58 · confidence 4 · eval date 2026-02-16
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | O3 Mini | Qwen3.5 |
|---|---|---|
| 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 | O3 Mini | Qwen3.5 |
|---|---|---|
5 tests | O3 Mini speed / latency 117 tok/s / 4809ms input / output No data |
This report only uses LMSpeed data for O3 Mini and Qwen3.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | O3 Mini | Qwen3.5 |
|---|---|---|
| When to choose each model | O3 Mini O3 Mini is stronger when you prioritize Cheapest input price, Average speed, First-token latency. | Qwen3.5 Qwen3.5 is stronger when you prioritize Free providers, Provider coverage, Recent tests. |
TL;DR: Tie leads across 120 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from O3 Mini vs Qwen3.5 into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | O3 Mini exposes 200K tokens; notable signals: Text input, File input, Text output, Tool calling. | Qwen3.5 exposes 262.1K tokens; notable signals: Text input, Image input, Text output, Tool calling. |
|---|---|---|
| Developer | OpenAI | No data |
| Context window | 200K tokens | 262.1K tokens |
| Max output | 100K tokens | 262.1K tokens |
| Released | Feb 2025 | Mar 2026 |
| Modalities | Input TextFile Output Text | Input TextImagevideo Output Text |
| Features | Text inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | 9B |
| Tokenizer | GPT | Qwen3 |
| Knowledge cutoff | 2023-10-31 | No data |
| OpenRouter ID | openai/o3-mini-high | qwen/qwen3.5-9b |
| References | No data | No data |
Qwen3.5
speed / latency
N/A / N/A
input / output
No data
42公益站0 tests | O3 Mini speed / latency N/A / N/A input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
AAAI0 tests | O3 Mini speed / latency N/A / N/A input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
AI API0 tests | O3 Mini speed / latency N/A / N/A input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
Aiberm0 tests | O3 Mini speed / latency N/A / N/A input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
O3 Mini o3-mini-medium speed / latency No data input / output $0.045/M / $0.181/M | Qwen3.5 qwen3.5-35b-a3b speed / latency No data input / output $3.08/M / $3.08/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
