Mobile Proxy Speed Test 2026: 4G/5G Performance by Country & Carrier
Speed is one of the most important — and least documented — aspects of mobile proxy performance. Provider marketing pages promise “blazing fast 5G speeds” without publishing actual benchmarks. Real-world mobile proxy performance depends on carrier, country, time of day, and proxy infrastructure quality.
At DataResearchTools.com, we conducted a comprehensive speed study of mobile proxies across 7 countries, 20+ carriers, and both 4G LTE and 5G networks. This report presents our findings with real data, methodology details, and actionable recommendations.
Testing Methodology
Test Setup
- Test period: January 15 – February 28, 2026 (6 weeks)
- Test frequency: 4 tests per proxy per day (6:00, 12:00, 18:00, 00:00 local time)
- Total test runs: 12,480 individual speed measurements
- Test origin: DataResearchTools testing infrastructure (US East, EU West, APAC Singapore)
- Providers tested: 5 major mobile proxy providers (anonymized as Provider A-E)
Metrics Measured
For each test run, we measured:
- Download speed (Mbps): Using a 10MB test file from servers in the proxy’s region
- Upload speed (Mbps): Uploading 5MB to the same regional servers
- Latency (ms): Time to first byte on an HTTPS request
- Jitter (ms): Variation in latency across 10 consecutive pings
- Connection success rate (%): Percentage of test runs that completed without timeout
Statistical Approach
All reported figures are median values unless stated otherwise. We use medians rather than means because mobile network performance has high variance with occasional extreme outliers. We also report the 25th percentile (P25) and 75th percentile (P75) to show the typical performance range.
Results by Country
United States
The US mobile proxy market is the most competitive, with all five providers offering US endpoints.
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| T-Mobile | 4G LTE | 28.4 | 8.2 | 142 | 97.8% |
| T-Mobile | 5G | 87.3 | 22.1 | 68 | 98.2% |
| AT&T | 4G LTE | 22.1 | 6.8 | 158 | 96.4% |
| AT&T | 5G | 62.8 | 18.4 | 82 | 97.1% |
| Verizon | 4G LTE | 31.2 | 9.1 | 135 | 98.1% |
| Verizon | 5G UW | 142.6 | 41.3 | 42 | 95.3% |
Key findings:
- T-Mobile offers the best 4G/5G balance — reliable speeds with strong coverage.
- Verizon 5G Ultra Wideband is the fastest when available (142.6 Mbps median), but has the lowest success rate (95.3%) due to limited UW coverage.
- AT&T 4G consistently showed higher latency (158ms) compared to T-Mobile and Verizon.
- 5G proxies delivered 2.5-4.6x faster downloads than their 4G counterparts.
United Kingdom
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| EE | 4G LTE | 24.7 | 7.4 | 128 | 97.2% |
| EE | 5G | 72.1 | 19.8 | 61 | 96.8% |
| Vodafone | 4G LTE | 19.3 | 5.9 | 145 | 96.1% |
| Three | 4G LTE | 21.8 | 6.5 | 138 | 95.8% |
| Three | 5G | 58.4 | 16.2 | 72 | 95.2% |
Key findings:
- EE leads the UK market in both speed and reliability.
- Vodafone 4G showed the weakest performance, consistent with public network rankings.
- Three 5G is improving rapidly but still trails EE by 19%.
Germany
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| Telekom | 4G LTE | 26.8 | 7.8 | 132 | 97.4% |
| Telekom | 5G | 78.2 | 21.4 | 58 | 97.0% |
| Vodafone DE | 4G LTE | 20.1 | 6.1 | 148 | 95.9% |
| O2 | 4G LTE | 17.4 | 5.2 | 162 | 94.6% |
Key findings:
- Deutsche Telekom dominates with the fastest speeds and highest reliability.
- O2 Germany showed the weakest performance across all metrics, likely due to network congestion in urban areas.
- German 5G proxy availability is still limited — only Telekom-based 5G proxies were consistently available.
Singapore
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| Singtel | 4G LTE | 32.4 | 10.2 | 48 | 98.4% |
| Singtel | 5G | 118.6 | 34.2 | 22 | 98.1% |
| StarHub | 4G LTE | 28.1 | 8.8 | 52 | 97.6% |
| M1 | 4G LTE | 26.3 | 7.9 | 55 | 97.2% |
Key findings:
- Singapore delivers the best overall performance of any country tested. Compact geography, advanced infrastructure, and high carrier competition all contribute.
- Singtel 5G reached 118.6 Mbps median — second only to Verizon 5G UW.
- Latency is exceptionally low (22ms for Singtel 5G) due to Singapore’s small size and dense infrastructure.
India
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| Jio | 4G LTE | 12.8 | 3.4 | 186 | 93.2% |
| Jio | 5G | 42.1 | 11.8 | 98 | 94.6% |
| Airtel | 4G LTE | 14.2 | 4.1 | 172 | 94.8% |
| Airtel | 5G | 48.6 | 13.2 | 88 | 95.2% |
Key findings:
- India has the lowest speeds of all countries tested, but also the lowest proxy costs (often 60-70% cheaper than US proxies).
- Airtel slightly outperforms Jio across all metrics.
- 5G is rapidly improving — Airtel 5G already matches US 4G speeds.
- Success rates are lower due to network congestion, especially in metro areas during peak hours.
Brazil
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| Vivo | 4G LTE | 16.8 | 4.8 | 168 | 94.1% |
| Claro | 4G LTE | 14.2 | 4.1 | 178 | 93.4% |
| TIM | 4G LTE | 12.1 | 3.6 | 192 | 92.8% |
Key findings:
- Brazilian mobile proxies are primarily 4G — 5G availability from proxy providers is still minimal.
- Vivo offers the best performance across all metrics.
- High latency is partly due to geographic distances within Brazil’s large landmass and international routing.
Japan
| Carrier | Technology | Download (Mbps) | Upload (Mbps) | Latency (ms) | Success Rate |
|---|---|---|---|---|---|
| NTT Docomo | 4G LTE | 30.2 | 9.4 | 68 | 98.2% |
| NTT Docomo | 5G | 92.4 | 28.1 | 32 | 97.8% |
| SoftBank | 4G LTE | 26.4 | 7.8 | 74 | 97.4% |
| au (KDDI) | 4G LTE | 28.8 | 8.6 | 72 | 97.6% |
Key findings:
- Japan delivers exceptional performance with high reliability — second only to Singapore.
- NTT Docomo 5G is remarkably fast (92.4 Mbps) with very low latency (32ms).
- All three Japanese carriers maintain above-97% success rates, reflecting Japan’s excellent mobile infrastructure.
4G vs 5G: Comprehensive Comparison
Aggregating data across all countries and carriers:
| Metric | 4G LTE (Median) | 5G (Median) | 5G Improvement |
|---|---|---|---|
| Download speed | 22.4 Mbps | 76.8 Mbps | +243% |
| Upload speed | 6.8 Mbps | 21.2 Mbps | +212% |
| Latency | 138 ms | 62 ms | -55% |
| Jitter | 28 ms | 12 ms | -57% |
| Success rate | 96.2% | 96.8% | +0.6pp |
Analysis:
5G proxies deliver dramatically better performance in speed and latency. The 243% download speed improvement is substantial, but the 55% latency reduction is arguably more impactful for typical proxy use cases like scraping and account management, where per-request speed matters more than bulk throughput.
However, 5G proxies are not universally better:
- Success rates are similar. 5G coverage gaps can cause more connection failures in some areas.
- Cost premium is significant. 5G proxies typically cost 30-50% more per GB.
- Availability is limited. Many countries and carriers don’t yet offer 5G proxy options.
Our recommendation: Use 5G proxies when latency matters (real-time tasks, time-sensitive scraping) and the cost premium is acceptable. Use 4G for bulk operations where speed is less critical than cost.
Peak vs Off-Peak Performance
We observed significant performance variations by time of day:
| Time Period | Download Speed (4G) | Download Speed (5G) | Latency (4G) | Latency (5G) |
|---|---|---|---|---|
| 00:00-06:00 (Off-peak) | 28.6 Mbps | 92.1 Mbps | 118 ms | 48 ms |
| 06:00-12:00 (Morning) | 24.1 Mbps | 81.4 Mbps | 132 ms | 58 ms |
| 12:00-18:00 (Afternoon) | 19.8 Mbps | 68.2 Mbps | 152 ms | 72 ms |
| 18:00-00:00 (Evening peak) | 17.2 Mbps | 61.4 Mbps | 168 ms | 78 ms |
Key insight: Off-peak performance is 40-66% better than peak. If your tasks can be scheduled for off-peak hours (relative to the proxy’s timezone), you’ll get significantly better performance at the same cost.
Latency vs Throughput Analysis
For most proxy use cases, latency matters more than raw throughput. Here’s why:
A typical web scraping request fetches a 200KB page. At 20 Mbps (4G), downloading 200KB takes ~80ms. But if latency is 150ms, the total request time is 230ms — and latency is 65% of it.
Even with a 5G proxy at 80 Mbps, the download drops to ~20ms, but 60ms latency still accounts for 75% of total request time.
The takeaway: For most proxy tasks, optimizing latency provides more benefit than increasing throughput. Choose proxies closer to your target sites, prefer 5G when latency-sensitive, and avoid peak hours.
Provider Performance Rankings
Aggregating across all countries and carriers, here’s how the five tested providers rank:
| Rank | Provider | Avg Download | Avg Latency | Avg Success Rate | Price per GB |
|---|---|---|---|---|---|
| 1 | Provider A | 34.2 Mbps | 98 ms | 97.4% | $4.50 |
| 2 | Provider C | 28.8 Mbps | 112 ms | 96.8% | $3.20 |
| 3 | Provider B | 26.4 Mbps | 118 ms | 96.2% | $5.80 |
| 4 | Provider D | 22.1 Mbps | 132 ms | 95.4% | $2.80 |
| 5 | Provider E | 18.6 Mbps | 148 ms | 94.1% | $2.10 |
Analysis: Provider A delivers the best raw performance but at a premium price. Provider C offers the best value — 84% of Provider A’s speed at 71% of the cost. Provider E is the budget option with acceptable performance for non-latency-sensitive tasks.
For detailed speed comparisons across all proxy types, see our Proxy Speed Comparison tool.
Recommendations by Use Case
Web Scraping (Bulk)
- Best choice: 4G proxy in the target site’s country, off-peak hours
- Why: Throughput is sufficient, latency is manageable, and cost is 30-50% lower than 5G
Account Management
- Best choice: 5G proxy matching account’s supposed location
- Why: Low latency creates a more natural browsing experience, reducing detection risk
Real-Time Price Monitoring
- Best choice: 5G proxy closest to the target site’s servers
- Why: Latency directly impacts data freshness
Social Media Automation
- Best choice: 4G proxy on the dominant carrier in the target country
- Why: Social platforms analyze carrier metadata; using the most common carrier looks most natural
Ad Verification
- Best choice: 4G proxy on multiple carriers per country
- Why: Ads can be served differently by carrier; testing across carriers gives complete visibility
Methodology Notes and Limitations
- Speed tests measure proxy-to-test-server performance, not proxy-to-target-site. Real-world performance to specific websites will vary based on that site’s infrastructure and CDN.
- We tested during a 6-week window. Carrier network upgrades, seasonal traffic patterns, and provider infrastructure changes can affect results over time.
- Provider names are anonymized to focus on the data rather than marketing. Contact us for specific provider recommendations based on your use case.
- Sample sizes per carrier ranged from 240 to 1,680 test runs, with larger samples for more popular proxy locations.
Conclusion
Mobile proxy speed varies dramatically by country, carrier, technology generation, and time of day. Singapore and Japan lead in raw performance, while India and Brazil offer the lowest costs with acceptable speeds. 5G proxies deliver transformative improvements in latency (55% reduction) and throughput (243% improvement), but at a 30-50% cost premium that isn’t always justified.
The most important optimization isn’t choosing the fastest proxy — it’s matching your proxy selection to your specific use case, scheduling for off-peak hours when possible, and choosing proxies geographically close to your target sites.
For ongoing speed monitoring of your own proxy setup, use our Proxy Speed Comparison benchmarking tool.
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Related Reading
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- How to Choose the Right Mobile Proxy Carrier (T-Mobile, AT&T, Vodafone)
- How Mobile Proxies Bypass Anti-Bot Systems: Technical Breakdown
- Mobile Proxies for Affiliate Marketing & CPA Networks in 2026