Qwen Audio 3.1 TTS+vsLTX-2.3 Pro

Qwen Audio 3.1 TTS+ leads the overall Podium Score by 0.3 points (89.4 vs 89.1).Category wins: Qwen Audio 3.1 TTS+ 2 — 3 LTX-2.3 Pro.Qwen Audio 3.1 TTS+ is the cheaper pick ($0.02/M vs $0.12/M per 1M output tokens). Qwen Audio 3.1 TTS+ is faster (140 t/s vs 18 t/s).

Open in Compare Tool →View Qwen Audio 3.1 TTS+View LTX-2.3 Pro
Qwen Audio 3.1 TTS+Drag slider or hover to compareLTX-2.3 Pro
LTX-2.3 Pro
89.1
Coding: 0.0 · Speed: 18 t/s
Output Price: $0.12/M
Qwen Audio 3.1 TTS+
89.4
Coding: 0.0 · Speed: 140 t/s
Output Price: $0.02/M
Quick VerdictAggregated 2026 Benchmark Analysis

Qwen Audio 3.1 TTS+ is rated higher overall with a Podium Score of 89.4 (vs 89.1 for LTX-2.3 Pro). In head-to-head domain evaluations, LTX-2.3 Pro outperforms in 3 of 7 benchmark categories.

Coding & Engineering
Qwen Audio 3.1 TTS+ (0.0)
Inference Speed
Qwen Audio 3.1 TTS+ (140 t/s)
Cost Efficiency
Qwen Audio 3.1 TTS+ ($0.02/M)
API Price / 1M (in · out)
Qwen Audio 3.1 TTS+ $0.01/M · $0.02/M — LTX-2.3 Pro $0.12/M · $0.12/M

Choose Qwen Audio 3.1 TTS+ for autonomous agents and tool use, and LTX-2.3 Pro for vision and multimodal apps.

MetricQwen Audio 3.1 TTS+LTX-2.3 Pro
Podium Score89.4 ▲89.1
Arena Elo1430 ▲1425
Intelligence Index89.089.0
Coding0.00.0
Math0.00.0
Reasoning30.038.0 ▲
Agentic50.0 ▲22.0
Knowledge45.050.0 ▲
Multimodal86.097.0 ▲
Long-context45.0 ▲40.0
Output speed140 t/s ▲18 t/s
Output price$0.02/M ▲$0.12/M
Context window32K64K ▲
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Qwen Audio 3.1 TTS+ vs Claude Mythos · Qwen Audio 3.1 TTS+ vs Claude 5.5 Sonnet · Qwen Audio 3.1 TTS+ vs Kimi K3.1 Pro · Qwen Audio 3.1 TTS+ vs Eleven Multilingual v3
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