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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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  3. OpenAI o1 vs Qwen3 235B

Pairwise benchmark snapshot · Aug 1, 2026

OpenAI o1 vs Qwen3 235B benchmark

In this head-to-head showdown, OpenAI o1 delivers higher overall intelligence and human-preferred responses (Elo 1,512 vs 1,440), while Qwen3 235B leads in SWE-bench software engineering benchmarks (59.4%), while Qwen3 235B is more budget-friendly at $0.88/1M 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 o1 if your priority is peak reasoning, complex code generation, and top preference Elo. Choose Qwen3 235B if you are optimizing for low latency, high throughput, and cost-efficient API deployment.
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Verified Head-to-Head Advantage Breakdown

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

OpenAI o1 (4)Qwen3 235B (5)
OpenAI o1
4 of 9 Wins
✓Preference Elo✓LiveBench✓GPQA Diamond✓Context window
Qwen3 235B
5 of 9 Wins
✓SWE-bench✓Time to first token✓Output speed✓Input price✓Output price
OpenAI
Leads 4 of 9 metrics
OpenAI o1

OpenAI pioneer reasoning foundation model designed for complex science, math, and multi-step reasoning.

Elo 1,512$60/1M out
Alibaba
Leads 5 of 9 metrics
Qwen3 235B

Open-weight Qwen3 mixture-of-experts.

235B MoEElo 1,440$0.88/1M out

OpenAI o-Series Lineage & Sibling Variants

2 models

Currently comparing OpenAI o1 vs Qwen3 235B. Alternative family tiers available.

Active: OpenAI o1
OpenAI o3-mini$4.4

OpenAI o1 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
420 ms
Standard speed
Reasoning Depth
~1,500
Internal tokens
Cost / 1k Calls
$115.50
4.5× standard bill
Accuracy Boost
+4.5% accuracy
STEM & SWE-bench
Top Rival Showdowns for OpenAI o1
All Matchups
Compare vs:vs Claude Opus 4.5vs Gemini 3 Provs Grok 4.6vs DeepSeek V4 Provs Qwen 3 Max
Preference LeaderOpenAI o1 Wins

OpenAI o1

Δ 72 Arena Elo pts

Throughput LeaderQwen3 235B Wins

Qwen3 235B

74 tok/s

Value per Dollar LeaderQwen3 235B Wins

Qwen3 235B

$0.88 / 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 o1 (5)vsQwen3 235B (5)
OpenAI o1: 5W (50%)Overall: Even matchupQwen3 235B: 5W (50%)
← OpenAI o1Qwen3 235B →
🏆OpenAI o1(4/5)

Intelligence & Reasoning

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

Benchmark
OpenAI o1vsQwen3 235B
Preference Elo
1,512vs1,440+72
Coding Elo
1,485vs—
SWE-bench
48.9%vs59.4%+10.5%
LiveBench
65.4%vs63.5%+1.9%
GPQA Diamond
78%vs76.8%+1.2%
OpenAI o1: 4WQwen3 235B: 1W
🏆Qwen3 235B(2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Benchmark
OpenAI o1vsQwen3 235B
Output speed
45 tok/svs74 tok/s+29 tok/s
Time to first token
420 msvs320 ms+100 ms
OpenAI o1: 0WQwen3 235B: 2W
🏆Qwen3 235B(2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Benchmark
OpenAI o1vsQwen3 235B
Output price
$60/1Mvs$0.88/1M+$59.12/1M
Input price
$15/1Mvs$0.22/1M+$14.78/1M
Context window
200kvs131k+69k
OpenAI o1: 1WQwen3 235B: 2W

Side-by-Side Benchmark Matrix

Preference Elo+72
OpenAI o11,512
seed-bootstrap · Aug 1, 2026
Qwen3 235B1,440
seed-bootstrap · Aug 1, 2026
Coding Elo
OpenAI o11,485
seed-bootstrap · Aug 1, 2026
Qwen3 235B—
LiveBench+1.9%
OpenAI o165.4%
seed-bootstrap · Aug 1, 2026
Qwen3 235B63.5%
seed-bootstrap · Aug 1, 2026
SWE-bench+10.5%
OpenAI o148.9%
seed-bootstrap · Aug 1, 2026
Qwen3 235B59.4%
seed-bootstrap · Aug 1, 2026
GPQA Diamond+1.2%
OpenAI o178%
seed-bootstrap · Aug 1, 2026
Qwen3 235B76.8%
seed-bootstrap · Aug 1, 2026
Time to first token+100 ms
OpenAI o1420 ms
seed-bootstrap · Aug 1, 2026
Qwen3 235B320 ms
seed-bootstrap · Aug 1, 2026
Output speed+29 tok/s
OpenAI o145 tok/s
seed-bootstrap · Aug 1, 2026
Qwen3 235B74 tok/s
seed-bootstrap · Aug 1, 2026
Input price+$14.78/1M
OpenAI o1$15/1M
seed-bootstrap · Aug 1, 2026
Qwen3 235B$0.22/1M
seed-bootstrap · Aug 1, 2026
Output price+$59.12/1M
OpenAI o1$60/1M
seed-bootstrap · Aug 1, 2026
Qwen3 235B$0.88/1M
seed-bootstrap · Aug 1, 2026
Context window+69k
OpenAI o1200k
seed-bootstrap · Aug 1, 2026
Qwen3 235B131k
seed-bootstrap · Aug 1, 2026
BenchmarkOpenAI o1Qwen3 235BAdvantage Delta
Preference Elo
1,512
seed-bootstrap · Aug 1, 2026
1,440
seed-bootstrap · Aug 1, 2026
+72
Coding Elo
1,485
seed-bootstrap · Aug 1, 2026
——
LiveBench
65.4%
seed-bootstrap · Aug 1, 2026
63.5%
seed-bootstrap · Aug 1, 2026
+1.9%
SWE-bench
48.9%
seed-bootstrap · Aug 1, 2026
59.4%
seed-bootstrap · Aug 1, 2026
+10.5%
GPQA Diamond
78%
seed-bootstrap · Aug 1, 2026
76.8%
seed-bootstrap · Aug 1, 2026
+1.2%
Time to first token
420 ms
seed-bootstrap · Aug 1, 2026
320 ms
seed-bootstrap · Aug 1, 2026
+100 ms
Output speed
45 tok/s
seed-bootstrap · Aug 1, 2026
74 tok/s
seed-bootstrap · Aug 1, 2026
+29 tok/s
Input price
$15/1M
seed-bootstrap · Aug 1, 2026
$0.22/1M
seed-bootstrap · Aug 1, 2026
+$14.78/1M
Output price
$60/1M
seed-bootstrap · Aug 1, 2026
$0.88/1M
seed-bootstrap · Aug 1, 2026
+$59.12/1M
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 99% with Qwen3 235B
Monthly Volume50M tokens/mo
Quick Presets:
Token Ratio (In vs Out)70% In / 30% Out
RAG / Search (10% out)Coding / Chat (50% out)
OpenAI o1$1,425.00 / mo
In: $525Out: $900
Qwen3 235B$20.90 / mo
In: $7.7Out: $13.2
Estimated Cost Delta

Qwen3 235B is estimated to save $1,404.10/month ($16,849/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

  • 1
    Qwen3 235B:Pick Qwen3 235B when repo-level coding accuracy is the constraint.
  • 2
    Qwen3 235B:Pick Qwen3 235B when time-to-first-token matters more than peak Elo.
  • 3
    OpenAI o1:Pick OpenAI o1 as the default general assistant.

Recommended Workload Routing

Repo / coding agentsQwen3 235B

Higher SWE-bench (59.4%).

High-volume chatQwen3 235B

Lower output list price ($0.88/1M).

Voice / low-latency UIQwen3 235B

Lower TTFT (320 ms).

Long-document RAGOpenAI o1

Larger window (200k).

Screenshots / visionOpenAI o1

OpenAI o1 is the side marked multimodal in the catalog.

Target WorkloadRecommended PickEvaluation Rationale
Repo / coding agentsQwen3 235BHigher SWE-bench (59.4%).
High-volume chatQwen3 235BLower output list price ($0.88/1M).
Voice / low-latency UIQwen3 235BLower TTFT (320 ms).
Long-document RAGOpenAI o1Larger window (200k).
Screenshots / visionOpenAI o1OpenAI o1 is the side marked multimodal in the catalog.

Related Editorial Dispatches & Benchmark Notes

View all news
launchSep 20, 2025

Qwen3 235B: the open MoE Qwen, not the Max SKU

Sep 2025 open-weight mixture-of-experts. Self-host path. Don’t confuse it with Qwen 3 Max.

Community Sentiment

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CompareLLM AI Matrix

Verified Head-to-Head Telemetry

LIVE BENCHMARK
VS
OpenAI

OpenAI o1

Elo 1,512
SWE-bench48.9%
Speed (tok/s)45 tok/s
Input / 1M Tokens$15/1M
Output / 1M Tokens$60/1M
Alibaba

Qwen3 235B

Elo 1,440
SWE-bench59.4%
Speed (tok/s)74 tok/s
Input / 1M Tokens$0.22/1M
Output / 1M Tokens$0.88/1M

Frequently Asked Questions

Which is better overall, OpenAI o1 or Qwen3 235B?
OpenAI o1 has the higher preference Elo in our latest snapshot (1,512). “Better” still depends on coding, price, and latency — see the table.
Which is better at coding, OpenAI o1 or Qwen3 235B?
Qwen3 235B leads SWE-bench at 59.4% vs 48.9%. SWE-bench is one harness, not your repo.
Which is cheaper to run in production?
Qwen3 235B output tokens are $0.88/1M versus $60/1M. Input prices and retry rates still move the real bill.
Which is faster, OpenAI o1 or Qwen3 235B?
Qwen3 235B has the lower time-to-first-token (320 ms vs 420 ms). Tokens/sec is a separate column if you care about long completions.
Which has the larger context window?
OpenAI o1 accepts 200k tokens versus 131k.
Can I self-host either model?
Qwen3 235B 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 o1 and Qwen3 235B Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Related news

  • launch · Sep 20, 2025

    Qwen3 235B: the open MoE Qwen, not the Max SKU

Similar Head-to-Head Comparisons

All OpenAI o1 matchups →|All Qwen3 235B matchups →
OpenAI o1 vs GPT-4o (previous gpt-flagship)OpenAI o1 vs GPT-4.5 Orion (next gpt-flagship)Qwen3 235B vs Qwen 2.5 Coder 32B (previous qwen)Qwen3 235B vs Qwen QwQ 32B (next qwen)Qwen 3 Max vs OpenAI o1Qwen QwQ 32B vs OpenAI o1