Voyage 3.5 vs OpenAI text-embedding-3-small
Detailed comparison between Voyage 3.5 and OpenAI text-embedding-3-small. See which embedding best meets your accuracy and performance needs.
Model Comparison
Voyage 3.5 takes the lead.
Both Voyage 3.5 and OpenAI text-embedding-3-small are powerful embedding models designed to improve retrieval quality in RAG applications. However, their performance characteristics differ in important ways.
Why Voyage 3.5:
- Voyage 3.5 has 12 higher ELO rating
- Voyage 3.5 delivers better accuracy (nDCG@10: 0.816 vs 0.762)
- OpenAI text-embedding-3-small is 5413ms faster on average
Overview
Key metrics
ELO Rating
Overall ranking quality
Voyage 3.5
OpenAI text-embedding-3-small
Win Rate
Head-to-head performance
Voyage 3.5
OpenAI text-embedding-3-small
Accuracy (nDCG@10)
Ranking quality metric
Voyage 3.5
OpenAI text-embedding-3-small
Average Latency
Response time
Voyage 3.5
OpenAI text-embedding-3-small
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 | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Overall Performance | |||
| ELO Rating | 1515 | 1503 | Overall ranking quality based on pairwise comparisons |
| Win Rate | 48.8% | 44.6% | Percentage of comparisons won against other models |
| Pricing & Availability | |||
| Price per 1M tokens | $0.060 | $0.020 | Cost per million tokens processed |
| Release Date | 2025-05-20 | 2024-01-25 | Model release date |
| Accuracy Metrics | |||
| Avg nDCG@10 | 0.816 | 0.762 | Normalized discounted cumulative gain at position 10 |
| Performance Metrics | |||
| Avg Latency | 35370ms | 29958ms | Average response time across all datasets |
Dataset Performance
By field
Comprehensive comparison of accuracy metrics (nDCG, Recall) and latency percentiles for each benchmark dataset.
PG
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| Latency Metrics | |||
| Mean | 58887ms | 55877ms | Average response time |
| P50 | 57709ms | 54759ms | 50th percentile (median) |
| P90 | 67720ms | 64259ms | 90th percentile |
business reports
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| Latency Metrics | |||
| Mean | 13273ms | 5645ms | Average response time |
| P50 | 13008ms | 5532ms | 50th percentile (median) |
| P90 | 15264ms | 6492ms | 90th percentile |
DBPedia
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.655 | 0.605 | Ranking quality at top 5 results |
| nDCG@10 | 0.637 | 0.604 | Ranking quality at top 10 results |
| Recall@5 | 0.246 | 0.230 | % of relevant docs in top 5 |
| Recall@10 | 0.366 | 0.365 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 31763ms | 35365ms | Average response time |
| P50 | 31128ms | 34658ms | 50th percentile (median) |
| P90 | 36527ms | 40670ms | 90th percentile |
FiQa
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.721 | 0.635 | Ranking quality at top 5 results |
| nDCG@10 | 0.741 | 0.647 | Ranking quality at top 10 results |
| Recall@5 | 0.715 | 0.623 | % of relevant docs in top 5 |
| Recall@10 | 0.793 | 0.681 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 47784ms | 41338ms | Average response time |
| P50 | 46828ms | 40511ms | 50th percentile (median) |
| P90 | 54952ms | 47539ms | 90th percentile |
SciFact
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.723 | 0.682 | Ranking quality at top 5 results |
| nDCG@10 | 0.751 | 0.707 | Ranking quality at top 10 results |
| Recall@5 | 0.778 | 0.778 | % of relevant docs in top 5 |
| Recall@10 | 0.853 | 0.843 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 68375ms | 55544ms | Average response time |
| P50 | 67008ms | 54433ms | 50th percentile (median) |
| P90 | 78631ms | 63876ms | 90th percentile |
MSMARCO
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 1.000 | 0.997 | Ranking quality at top 5 results |
| nDCG@10 | 1.000 | 0.990 | Ranking quality at top 10 results |
| Recall@5 | 0.123 | 0.122 | % of relevant docs in top 5 |
| Recall@10 | 0.224 | 0.213 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 48284ms | 35961ms | Average response time |
| P50 | 47318ms | 35242ms | 50th percentile (median) |
| P90 | 55527ms | 41355ms | 90th percentile |
NorQuAD
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| Latency Metrics | |||
| Mean | 7770ms | 6467ms | Average response time |
| P50 | 7615ms | 6338ms | 50th percentile (median) |
| P90 | 8936ms | 7437ms | 90th percentile |
ARCD
| Metric | Voyage 3.5 | OpenAI text-embedding-3-small | Description |
|---|---|---|---|
| Accuracy Metrics | |||
| nDCG@5 | 0.950 | 0.855 | Ranking quality at top 5 results |
| nDCG@10 | 0.950 | 0.862 | Ranking quality at top 10 results |
| Recall@5 | 0.980 | 0.900 | % of relevant docs in top 5 |
| Recall@10 | 0.980 | 0.920 | % of relevant docs in top 10 |
| Latency Metrics | |||
| Mean | 6825ms | 3464ms | Average response time |
| P50 | 6689ms | 3395ms | 50th percentile (median) |
| P90 | 7849ms | 3984ms | 90th percentile |
Explore More
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