BAAI/BGE Reranker v2 M3 vs Cohere Rerank 4 Pro
Detailed comparison between BAAI/BGE Reranker v2 M3 and Cohere Rerank 4 Pro. See which reranker best meets your accuracy and performance needs.
Model Comparison
Cohere Rerank 4 Pro takes the lead.
Both BAAI/BGE Reranker v2 M3 and Cohere Rerank 4 Pro are powerful reranking models designed to improve retrieval quality in RAG applications. However, their performance characteristics differ in important ways.
Why Cohere Rerank 4 Pro:
- Cohere Rerank 4 Pro has 313 higher ELO rating
- Cohere Rerank 4 Pro delivers better accuracy (nDCG@10: 0.219 vs 0.201)
- Cohere Rerank 4 Pro is 1769ms faster on average
- Cohere Rerank 4 Pro has a 29.4% higher win rate
Overview
Key metrics
ELO Rating
Overall ranking quality
BAAI/BGE Reranker v2 M3
Cohere Rerank 4 Pro
Win Rate
Head-to-head performance
BAAI/BGE Reranker v2 M3
Cohere Rerank 4 Pro
Accuracy (nDCG@10)
Ranking quality metric
BAAI/BGE Reranker v2 M3
Cohere Rerank 4 Pro
Average Latency
Response time
BAAI/BGE Reranker v2 M3
Cohere Rerank 4 Pro
Visual Performance Analysis
Performance
ELO Rating Comparison
Win/Loss/Tie Breakdown
Accuracy Across Datasets (nDCG@10)
Latency Distribution (ms)
Breakdown
How the models stack up
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Overall Performance | |||
| ELO Rating | 1314 | 1627 | Overall ranking quality based on pairwise comparisons |
| Win Rate | 28.8% | 58.2% | Percentage of comparisons won against other models |
| Pricing & Availability | |||
| Price per 1M tokens | $0.020 | $0.050 | Cost per million tokens processed |
| Release Date | 2023-09-15 | 2025-12-11 | Model release date |
| Accuracy Metrics | |||
| Avg nDCG@10 | 0.201 | 0.219 | Normalized discounted cumulative gain at position 10 |
| Performance Metrics | |||
| Avg Latency | 2383ms | 614ms | Average response time across all datasets |
Dataset Performance
By field
Comprehensive comparison of accuracy metrics (nDCG, Recall) and latency percentiles for each benchmark dataset.
MSMARCO
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.592 | 0.562 | Ranking quality at top 5 results |
| nDCG@10 | 0.605 | 0.583 | Ranking quality at top 10 results |
| Recall@5 | 0.740 | 0.740 | % of relevant docs in top 5 |
| Recall@10 | 0.780 | 0.800 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 2207ms | 458ms | Average response time |
| P50 | 825ms | 408ms | 50th percentile (median) |
| P90 | 1247ms | 615ms | 90th percentile |
arguana
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.312 | 0.353 | Ranking quality at top 5 results |
| nDCG@10 | 0.386 | 0.439 | Ranking quality at top 10 results |
| Recall@5 | 0.560 | 0.660 | % of relevant docs in top 5 |
| Recall@10 | 0.780 | 0.920 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 2989ms | 785ms | Average response time |
| P50 | 1658ms | 768ms | 50th percentile (median) |
| P90 | 2279ms | 933ms | 90th percentile |
FiQa
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.112 | 0.126 | Ranking quality at top 5 results |
| nDCG@10 | 0.120 | 0.129 | Ranking quality at top 10 results |
| Recall@5 | 0.105 | 0.130 | % of relevant docs in top 5 |
| Recall@10 | 0.130 | 0.135 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 2529ms | 610ms | Average response time |
| P50 | 1019ms | 585ms | 50th percentile (median) |
| P90 | 1649ms | 817ms | 90th percentile |
business reports
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Latency Metrics | |||
| Mean | 2451ms | 529ms | Average response time |
| P50 | 895ms | 498ms | 50th percentile (median) |
| P90 | 1679ms | 675ms | 90th percentile |
PG
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Latency Metrics | |||
| Mean | 2034ms | 760ms | Average response time |
| P50 | 1225ms | 720ms | 50th percentile (median) |
| P90 | 2091ms | 896ms | 90th percentile |
DBPedia
| Metric | BAAI/BGE Reranker v2 M3 | Cohere Rerank 4 Pro | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.096 | 0.151 | Ranking quality at top 5 results |
| nDCG@10 | 0.096 | 0.166 | Ranking quality at top 10 results |
| Recall@5 | 0.003 | 0.004 | % of relevant docs in top 5 |
| Recall@10 | 0.003 | 0.005 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 2087ms | 541ms | Average response time |
| P50 | 806ms | 489ms | 50th percentile (median) |
| P90 | 1068ms | 729ms | 90th percentile |
Explore More
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