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Qwen3.5-122B-A10B vs Grok 4.20

Qwen3.5-122B-A10B

Alibaba

78#109
vs
Grok 4.20

xAI

89#46
Signal-by-Signal Comparison
SignalQwen3.5-122B-A10BDeltaGrok 4.20
Capabilities
83
-17
100
Benchmarks
78
-8
86
Pricing
98
+0
98
Context window size
86
-14
100
Recency
100
--
100
Output Capacity
82
+62
20
Overall Result
2 wins
of 6
3 wins
Grok 4.20 wins 3 of 6 signals

Score History

Score History (25 data points)
Qwen3.5-122B-A10BGrok 4.20
Qwen3.5-122B-A10B

77.7

current score

Leader

Grok 4.20

right now

Grok 4.20

88.8

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Qwen3.5-122B-A10B

Alibaba

Best Value
Per request$0.001490
Daily$4.97
Monthly$149.00
Annual$1788.00

Grok 4.20

xAI

Per request$0.002500
Daily$8.33
Monthly$250.00
Annual$3000.00

Qwen3.5-122B-A10B saves you $101.00/month

That's $1212.00/year compared to Grok 4.20 at your current usage level of 100K calls/month.

40% cheaper
Choose Qwen3.5-122B-A10B for cost optimization

Qwen3.5-122B-A10B pricing:
Input:$0.29/M tokens
Output:$2.40/M tokens
Grok 4.20 pricing:
Input:$1.25/M tokens
Output:$2.50/M tokens
Qwen3.5-122B-A10B

Alibaba

78

Composite Score

Winner
Grok 4.20

xAI

89

Composite Score

Signal-by-Signal Comparison
MetricQwen3.5-122B-A10BGrok 4.20Winner
Overall Score
78
89
Grok 4.20
Rank#109#46
Grok 4.20
Quality Rank#109#46
Grok 4.20
Adoption Rank#109#46
Grok 4.20
Parameters122B----
Context Window262K2000K
Grok 4.20
Pricing$0.29/$2.40/M$1.25/$2.50/M--
Signal Scores
Capabilities
83
100
Grok 4.20
Benchmarks
78
86
Grok 4.20
Pricing
98
98
Qwen3.5-122B-A10B
Context window size
86
100
Grok 4.20
Recency
100
100
Qwen3.5-122B-A10B
Output Capacity
82
20
Qwen3.5-122B-A10B
Benchmark Head-to-Head(11 benchmarks)
Qwen3.5-122B-A10B: 1Grok 4.20: 1
Qwen3.5-122B-A10B
Grok 4.20
Normalized 0-100%
MMLU
-91.5%
MMLU-Pro
86.7%83.5%
GPQA Diamond
-82%
MATH-500
-95%
HumanEval
-95.5%
SWE-bench Verified
-70%
AIME 2024
-88%
IFEval
-91%
BBH
-90%
Arena Elo
14171462
LiveBench
-73%
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Qwen3.5-122B-A10BStrong Performer

Scores 78/100 (rank #109), placing it in the top 63% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Grok 4.20Elite Tier

Scores 89/100 (rank #46), placing it in the top 84% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Grok 4.20 has a 11-point advantage, which typically translates to noticeably better performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Qwen3.5-122B-A10B when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
  • Self-hosted deployments where you need full control over the model

Choose Grok 4.20 when you need:

  • Processing long documents or large codebases (2000K token context)
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Qwen3.5-122B-A10BBest Value
Input cost$0.29/M tokens
Output cost$2.40/M tokens
Cost per quality point$0.035
Est. monthly (1M tokens/day)$40.35
Grok 4.20
Input cost$1.25/M tokens
Output cost$2.50/M tokens
Cost per quality point$0.042
Est. monthly (1M tokens/day)$56.25

Qwen3.5-122B-A10B offers 28% better value per quality point. At 1M tokens/day, you'd spend $40.35/month with Qwen3.5-122B-A10B vs $56.25/month with Grok 4.20 - a $15.90 monthly difference.

Latency & Speed
Qwen3.5-122B-A10BFaster
Speed score0/100
Grok 4.20
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Qwen3.5-122B-A10B

Customer support chatbot

Suitable for user-facing chat with competitive response times. Qwen3.5-122B-A10B also offers lower per-token costs for high-volume support

Qwen3.5-122B-A10B

Long document analysis

Larger context window (2000K tokens) can process longer documents, contracts, and research papers in a single pass

Grok 4.20

Batch data extraction

Lower output pricing ($2.40/M) reduces costs when processing thousands of records daily

Qwen3.5-122B-A10B

Creative writing & content

Higher overall composite score (89/100) correlates with better nuance, coherence, and style in long-form content

Grok 4.20

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Qwen3.5-122B-A10B
Which Should You Choose?
Our recommendation:
Grok 4.20

Grok 4.20 clearly outperforms Qwen3.5-122B-A10B with a significant 11.099999999999994-point lead. For most general use cases, Grok 4.20 is the stronger choice. However, Qwen3.5-122B-A10B may still excel in niche scenarios.

by Alibaba

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 28% lower pricing; better value at scale
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale
Grok 4.20
Recommended

by xAI

Consider for specialized use cases.

Capability Comparison
CapabilityQwen3.5-122B-A10BGrok 4.20
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Qwen3.5-122B-A10B

Alibaba

Best Value
$3.40
estimated monthly cost

Grok 4.20

xAI

$5.25
estimated monthly cost

Qwen3.5-122B-A10B saves you $1.85/month

That's 35% cheaper than Grok 4.20 at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterQwen3.5-122B-A10BGrok 4.20
Context Window262K2M
Max Output Tokens81,920--
Open SourceYesNo
CreatedFeb 25, 2026Mar 31, 2026
Last updated: 22m ago

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Qwen3.5-122B-A10B vs Grok 4.20 (2026) | LM Market Cap