Pairwise benchmark snapshot · Aug 16, 2026
In this head-to-head showdown, MiniMax M2.5 delivers higher overall intelligence and human-preferred responses (Elo 1,478 vs 1,472), while MiniMax M2.5 leads in SWE-bench software engineering benchmarks (75.8%), while Seed 2.1 Turbo is more budget-friendly at $1.1/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
10 direct benchmark disciplines evaluated across capability, speed, and cost
MiniMax coding model. Tied near the top of official SWE-bench bash-only in Feb 2026.
ByteDance Seed 2.1 Turbo, listed on public model timelines as an Aug 10 2026 API drop.
Δ 6 Arena Elo pts
160 tok/s
$1.1 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | MiniMax M2.5 | Seed 2.1 Turbo | Advantage Delta |
|---|---|---|---|
| Preference Elo | +6 | ||
| Coding Elo | +56 | ||
| LiveBench | +0.4% | ||
| SWE-bench | +12.6% | ||
| GPQA Diamond | +0.6% | ||
| Time to first token | +130 ms | ||
| Output speed | 90 tok/s | 160 tok/s | +70 tok/s |
| Input price | $0.3/1M | $0.27/1M | +$0.03/1M |
| Output price | $1.2/1M | +$0.1/1M | |
| Context window | +51k |
Simulate monthly production API costs in USD (US Dollar).
Seed 2.1 Turbo is estimated to save $2.55/month ($31/year).
Higher SWE-bench (75.8%).
Lower output list price ($1.1/1M).
Lower TTFT (120 ms).
Larger window (256k).
Seed 2.1 Turbo is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | MiniMax M2.5 | Higher SWE-bench (75.8%). |
| High-volume chat | Seed 2.1 Turbo | Lower output list price ($1.1/1M). |
| Voice / low-latency UI | Seed 2.1 Turbo | Lower TTFT (120 ms). |
| Long-document RAG | Seed 2.1 Turbo | Larger window (256k). |
| Screenshots / vision | Seed 2.1 Turbo | Seed 2.1 Turbo is the side marked multimodal in the catalog. |
Listed on public model timelines as an Aug 10 2026 API drop. Preview-quality story, indexable because we have a full snapshot.
Tied near the top of official SWE-bench bash-only in Feb 2026. Coding lists should still see it.
No comments posted on this matchup yet. Be the first to share an evaluation note!
Dynamic OpenGraph banner generated at /compare/minimax-m2-5-vs-seed-2-1-turbo/opengraph-image
Verified Head-to-Head Telemetry
