Zerank 2 vs BAAI/BGE Reranker v2 M3

Detailed comparison between Zerank 2 and BAAI/BGE Reranker v2 M3. See which reranker best meets your accuracy and performance needs.

Model Comparison

Zerank 2 takes the lead.

Both Zerank 2 and BAAI/BGE Reranker v2 M3 are powerful reranking models designed to improve retrieval quality in RAG applications. However, their performance characteristics differ in important ways.

Why Zerank 2:

  • Zerank 2 has 324 higher ELO rating
  • Zerank 2 is 2117ms faster on average
  • Zerank 2 has a 32.4% higher win rate

Overview

Key metrics

ELO Rating

Overall ranking quality

Zerank 2

1658

BAAI/BGE Reranker v2 M3

1334

Win Rate

Head-to-head performance

Zerank 2

63.0%

BAAI/BGE Reranker v2 M3

30.6%

Accuracy (nDCG@10)

Ranking quality metric

Zerank 2

0.079

BAAI/BGE Reranker v2 M3

0.084

Average Latency

Response time

Zerank 2

265ms

BAAI/BGE Reranker v2 M3

2383ms

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

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Overall Performance
ELO Rating
1658
1334
Overall ranking quality based on pairwise comparisons
Win Rate
63.0%
30.6%
Percentage of comparisons won against other models
Pricing & Availability
Price per 1M tokens
$0.025
$0.020
Cost per million tokens processed
Release Date
2025-11-18
2023-09-15
Model release date
Accuracy Metrics
Avg nDCG@10
0.079
0.084
Normalized discounted cumulative gain at position 10
Performance Metrics
Avg Latency
265ms
2383ms
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

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Latency Metrics
Mean
233ms
2207ms
Average response time
P50
228ms
825ms
50th percentile (median)
P90
251ms
1247ms
90th percentile

arguana

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Accuracy Metrics
nDCG@5
0.283
0.312
Ranking quality at top 5 results
nDCG@10
0.355
0.386
Ranking quality at top 10 results
Recall@5
0.540
0.560
% of relevant docs in top 5
Recall@10
0.760
0.780
% of relevant docs in top 10
Latency Metrics
Mean
280ms
2989ms
Average response time
P50
278ms
1658ms
50th percentile (median)
P90
312ms
2279ms
90th percentile

FiQa

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Accuracy Metrics
nDCG@5
0.108
0.112
Ranking quality at top 5 results
nDCG@10
0.119
0.120
Ranking quality at top 10 results
Recall@5
0.098
0.105
% of relevant docs in top 5
Recall@10
0.130
0.130
% of relevant docs in top 10
Latency Metrics
Mean
251ms
2529ms
Average response time
P50
254ms
1019ms
50th percentile (median)
P90
270ms
1649ms
90th percentile

business reports

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Latency Metrics
Mean
288ms
2451ms
Average response time
P50
269ms
895ms
50th percentile (median)
P90
367ms
1679ms
90th percentile

PG

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Latency Metrics
Mean
293ms
2034ms
Average response time
P50
281ms
1225ms
50th percentile (median)
P90
328ms
2091ms
90th percentile

DBPedia

MetricZerank 2BAAI/BGE Reranker v2 M3Description
Latency Metrics
Mean
247ms
2087ms
Average response time
P50
242ms
806ms
50th percentile (median)
P90
274ms
1068ms
90th percentile

Explore More

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