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© 2026 CompareLLM. Public benchmark data aggregated from Arena Elo, LiveBench, SWE-bench & OpenRouter.

Every score has a dated snapshot.

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  2. Comparisons
  3. OpenAI o3-mini vs Qwen 2.5 Coder 32B

Pairwise benchmark snapshot · Aug 1, 2026

OpenAI o3-mini vs Qwen 2.5 Coder 32B benchmark

In this head-to-head showdown, OpenAI o3-mini delivers higher overall intelligence and human-preferred responses (Elo 1,560 vs 1,425), while OpenAI o3-mini leads in SWE-bench software engineering benchmarks (78.5%), while Qwen 2.5 Coder 32B is more budget-friendly at $0.72/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.

Executive Comparison Verdict

Bottom Line: Choose OpenAI o3-mini if your priority is peak reasoning, complex code generation, and top preference Elo. Choose Qwen 2.5 Coder 32B if you are optimizing for low latency, high throughput, and cost-efficient API deployment.
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Verified Head-to-Head Advantage Breakdown

10 direct benchmark disciplines evaluated across capability, speed, and cost

OpenAI o3-mini (6)Qwen 2.5 Coder 32B (4)
OpenAI o3-mini
6 of 10 Wins
✓Preference Elo✓Coding Elo✓LiveBench✓SWE-bench✓GPQA Diamond✓Context window
Qwen 2.5 Coder 32B
4 of 10 Wins
✓Time to first token✓Output speed✓Input price✓Output price
OpenAI
Leads 6 of 10 metrics
OpenAI o3-mini

OpenAI cost-efficient reasoning model with adjustable thinking effort and top coding benchmark scores.

o3-miniElo 1,560$4.4/1M out
Alibaba
Leads 4 of 10 metrics
Qwen 2.5 Coder 32B

Alibaba dedicated open-weight code generation model with near-frontier SWE-bench Verified coding capability.

Elo 1,425$0.72/1M out

OpenAI o-Series Lineage & Sibling Variants

2 models

Currently comparing OpenAI o3-mini vs Qwen 2.5 Coder 32B. Alternative family tiers available.

Active: OpenAI o3-mini
OpenAI o1$60

OpenAI o3-mini Thinking Depth & Cost Scaler

Model A

Simulate accuracy gains vs added response time & token cost

Mode: Medium (Standard)

Reasoning models “think before answering” by generating internal reasoning tokens. Higher effort improves math, coding, and logic accuracy, but increases response delay and token costs.

Thinking Delay
290 ms
Standard speed
Reasoning Depth
~1,500
Internal tokens
Cost / 1k Calls
$8.47
4.5× standard bill
Accuracy Boost
+4.5% accuracy
STEM & SWE-bench
Top Rival Showdowns for OpenAI o3-mini
All Matchups
Compare vs:vs Claude Opus 4.5vs Gemini 3 Provs Grok 4.6vs DeepSeek V4 Provs Qwen 3 Max
Preference LeaderOpenAI o3-mini Wins

OpenAI o3-mini

Δ 135 Arena Elo pts

Throughput LeaderQwen 2.5 Coder 32B Wins

Qwen 2.5 Coder 32B

110 tok/s

Value per Dollar LeaderQwen 2.5 Coder 32B Wins

Qwen 2.5 Coder 32B

$0.72 / 1M output

Capability Percentiles

Relative percentile scores computed across all active models in the benchmark catalog.

Multi-Dimensional Capability Radar

Leaders Matchup Capability Radar

Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.

Tap any node to inspect
Percentile 0–100
Head-to-Head Comparison

Overall Matchup Breakdown

Category wins across reasoning intelligence, generation speed, and token cost.

OpenAI o3-mini (6)vsQwen 2.5 Coder 32B (4)
OpenAI o3-mini: 6W (60%)Overall: OpenAI o3-miniQwen 2.5 Coder 32B: 4W (40%)
← OpenAI o3-miniQwen 2.5 Coder 32B →
🏆OpenAI o3-mini(5/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Benchmark
OpenAI o3-minivsQwen 2.5 Coder 32B
Preference Elo
1,560vs1,425+135
Coding Elo
1,585vs1,495+90
SWE-bench
78.5%vs65.2%+13.3%
LiveBench
72.4%vs64.8%+7.6%
GPQA Diamond
87.2%vs74%+13.2%
OpenAI o3-mini: 5WQwen 2.5 Coder 32B: 0W
🏆Qwen 2.5 Coder 32B(2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Benchmark
OpenAI o3-minivsQwen 2.5 Coder 32B
Output speed
92 tok/svs110 tok/s+18 tok/s
Time to first token
290 msvs180 ms+110 ms
OpenAI o3-mini: 0WQwen 2.5 Coder 32B: 2W
🏆Qwen 2.5 Coder 32B(2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Benchmark
OpenAI o3-minivsQwen 2.5 Coder 32B
Output price
$4.4/1Mvs$0.72/1M+$3.68/1M
Input price
$1.1/1Mvs$0.18/1M+$0.92/1M
Context window
200kvs131k+69k
OpenAI o3-mini: 1WQwen 2.5 Coder 32B: 2W

Side-by-Side Benchmark Matrix

Preference Elo+135
OpenAI o3-mini1,560
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B1,425
seed-bootstrap · Aug 1, 2026
Coding Elo+90
OpenAI o3-mini1,585
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B1,495
seed-bootstrap · Aug 1, 2026
LiveBench+7.6%
OpenAI o3-mini72.4%
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B64.8%
seed-bootstrap · Aug 1, 2026
SWE-bench+13.3%
OpenAI o3-mini78.5%
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B65.2%
seed-bootstrap · Aug 1, 2026
GPQA Diamond+13.2%
OpenAI o3-mini87.2%
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B74%
seed-bootstrap · Aug 1, 2026
Time to first token+110 ms
OpenAI o3-mini290 ms
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B180 ms
seed-bootstrap · Aug 1, 2026
Output speed+18 tok/s
OpenAI o3-mini92 tok/s
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B110 tok/s
seed-bootstrap · Aug 1, 2026
Input price+$0.92/1M
OpenAI o3-mini$1.1/1M
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B$0.18/1M
seed-bootstrap · Aug 1, 2026
Output price+$3.68/1M
OpenAI o3-mini$4.4/1M
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B$0.72/1M
seed-bootstrap · Aug 1, 2026
Context window+69k
OpenAI o3-mini200k
seed-bootstrap · Aug 1, 2026
Qwen 2.5 Coder 32B131k
seed-bootstrap · Aug 1, 2026
BenchmarkOpenAI o3-miniQwen 2.5 Coder 32BAdvantage Delta
Preference Elo
1,560
seed-bootstrap · Aug 1, 2026
1,425
seed-bootstrap · Aug 1, 2026
+135
Coding Elo
1,585
seed-bootstrap · Aug 1, 2026
1,495
seed-bootstrap · Aug 1, 2026
+90
LiveBench
72.4%
seed-bootstrap · Aug 1, 2026
64.8%
seed-bootstrap · Aug 1, 2026
+7.6%
SWE-bench
78.5%
seed-bootstrap · Aug 1, 2026
65.2%
seed-bootstrap · Aug 1, 2026
+13.3%
GPQA Diamond
87.2%
seed-bootstrap · Aug 1, 2026
74%
seed-bootstrap · Aug 1, 2026
+13.2%
Time to first token
290 ms
seed-bootstrap · Aug 1, 2026
180 ms
seed-bootstrap · Aug 1, 2026
+110 ms
Output speed
92 tok/s
seed-bootstrap · Aug 1, 2026
110 tok/s
seed-bootstrap · Aug 1, 2026
+18 tok/s
Input price
$1.1/1M
seed-bootstrap · Aug 1, 2026
$0.18/1M
seed-bootstrap · Aug 1, 2026
+$0.92/1M
Output price
$4.4/1M
seed-bootstrap · Aug 1, 2026
$0.72/1M
seed-bootstrap · Aug 1, 2026
+$3.68/1M
Context window
200k
seed-bootstrap · Aug 1, 2026
131k
seed-bootstrap · Aug 1, 2026
+69k
Interactive Simulator (USD)

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save up to 84% with Qwen 2.5 Coder 32B
Monthly Volume50M tokens/mo
Quick Presets:
Token Ratio (In vs Out)70% In / 30% Out
RAG / Search (10% out)Coding / Chat (50% out)
OpenAI o3-mini$104.50 / mo
In: $38.5Out: $66
Qwen 2.5 Coder 32B$17.10 / mo
In: $6.3Out: $10.8
Estimated Cost Delta

Qwen 2.5 Coder 32B is estimated to save $87.40/month ($1,049/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

  • 1
    OpenAI o3-mini:Pick OpenAI o3-mini when repo-level coding accuracy is the constraint.
  • 2
    Qwen 2.5 Coder 32B:Pick Qwen 2.5 Coder 32B when you are optimizing output cost.
  • 3
    Qwen 2.5 Coder 32B:Pick Qwen 2.5 Coder 32B when time-to-first-token matters more than peak Elo.

Recommended Workload Routing

Repo / coding agentsOpenAI o3-mini

Higher SWE-bench (78.5%).

High-volume chatQwen 2.5 Coder 32B

Lower output list price ($0.72/1M).

Voice / low-latency UIQwen 2.5 Coder 32B

Lower TTFT (180 ms).

Long-document RAGOpenAI o3-mini

Larger window (200k).

Screenshots / visionOpenAI o3-mini

OpenAI o3-mini is the side marked multimodal in the catalog.

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsOpenAI o3-miniHigher SWE-bench (78.5%).
High-volume chatQwen 2.5 Coder 32BLower output list price ($0.72/1M).
Voice / low-latency UIQwen 2.5 Coder 32BLower TTFT (180 ms).
Long-document RAGOpenAI o3-miniLarger window (200k).
Screenshots / visionOpenAI o3-miniOpenAI o3-mini is the side marked multimodal in the catalog.
Community Sentiment

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CompareLLM AI Matrix

Verified Head-to-Head Telemetry

LIVE BENCHMARK
VS
OpenAI

OpenAI o3-mini

Elo 1,560
SWE-bench78.5%
Speed (tok/s)92 tok/s
Input / 1M Tokens$1.1/1M
Output / 1M Tokens$4.4/1M
Alibaba

Qwen 2.5 Coder 32B

Elo 1,425
SWE-bench65.2%
Speed (tok/s)110 tok/s
Input / 1M Tokens$0.18/1M
Output / 1M Tokens$0.72/1M

Frequently Asked Questions

Which is better overall, OpenAI o3-mini or Qwen 2.5 Coder 32B?
OpenAI o3-mini has the higher preference Elo in our latest snapshot (1,560). “Better” still depends on coding, price, and latency — see the table.
Which is better at coding, OpenAI o3-mini or Qwen 2.5 Coder 32B?
OpenAI o3-mini leads SWE-bench at 78.5% vs 65.2%. SWE-bench is one harness, not your repo.
Which is cheaper to run in production?
Qwen 2.5 Coder 32B output tokens are $0.72/1M versus $4.4/1M. Input prices and retry rates still move the real bill.
Which is faster, OpenAI o3-mini or Qwen 2.5 Coder 32B?
Qwen 2.5 Coder 32B has the lower time-to-first-token (180 ms vs 290 ms). Tokens/sec is a separate column if you care about long completions.
Which has the larger context window?
OpenAI o3-mini accepts 200k tokens versus 131k.
Can I self-host either model?
Qwen 2.5 Coder 32B is marked open-weights in our catalog. The other side is a closed API. Check the provider license before you ship weights.
Are these scores from CompareLLM’s own evals?
No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?
Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. OpenAI o3-mini and Qwen 2.5 Coder 32B Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Similar Head-to-Head Comparisons

All OpenAI o3-mini matchups →|All Qwen 2.5 Coder 32B matchups →
OpenAI o3-mini vs OpenAI o1-mini (previous gpt-mini)OpenAI o3-mini vs GPT-5 mini (next gpt-mini)Qwen 2.5 Coder 32B vs Qwen 2.5 Plus (previous qwen)Qwen 2.5 Coder 32B vs Qwen3 235B (next qwen)GPT-5 vs OpenAI o3-miniGPT-5.6 Terra vs OpenAI o3-mini