Quick Answer
Viettel is Vietnam’s largest mobile operator with 110 million subscribers and 226.27 Mbps 5G download speed (3rd globally with 82.56 speed score). VinaPhone is VNPT’s mobile brand ranking 2nd globally for 5G speed at 78.11 score and 157.17 Mbps 5G download. Viettel is faster on 5G. VinaPhone leads on 4G upload at 38 Mbps.
Side-by-Side Comparison
This table compares Vietnam’s top two mobile operators on measured performance data.
| Feature | Viettel | VinaPhone |
|---|---|---|
| Subscribers | 110 million | ~30 million |
| 5G Download | 226.27 Mbps | 157.17 Mbps |
| Global Speed Score | 82.56 (3rd) | 78.11 (2nd for 5G) |
| 4G Download | 82 Mbps | ~60 Mbps |
| 4G Upload | Standard | 38 Mbps (leader) |
| Parent Company | Viettel Group (military) | VNPT (state telecom) |
| Fiber Broadband | Yes (FTTH) | Yes (via VNPT) |
Test Viettel speed | Test VinaPhone speed
Speed Comparison
Viettel’s 5G download of 226.27 Mbps is 44% faster than VinaPhone’s 157.17 Mbps. On 4G, Viettel also leads at 82 Mbps download versus around 60 Mbps for VinaPhone.
VinaPhone fights back on upload speed. Its 38 Mbps 4G upload is the highest in Vietnam. This advantage matters for video calls, livestreaming, and cloud backups where upload bandwidth bottlenecks performance.
Both networks rank in the global top 5 for mobile speed. Vietnamese users get unusually fast mobile internet compared to most of Southeast Asia.
Run a speed test to compare your actual speeds on either network.
Coverage
Viettel’s 110 million subscriber base reflects the widest mobile coverage in Vietnam. All 63 provinces have Viettel coverage, including remote mountain areas in the north and Mekong Delta communities. Viettel is often the only operator with signal in rural Vietnam.
VinaPhone covers all major cities and most provincial capitals. Urban coverage is strong. Rural and remote area coverage is weaker than Viettel. VNPT’s strength is fiber broadband rather than mobile reach.
For users who travel frequently across Vietnam, Viettel provides more consistent signal outside cities.
Which Should You Choose?
Viettel suits users who want the fastest mobile speeds and the widest coverage. The 226 Mbps 5G download and strong 82 Mbps 4G make Viettel the speed champion. Rural users and frequent travelers across Vietnam benefit from Viettel’s unmatched network reach.
VinaPhone suits upload-focused users in cities who want to bundle mobile with VNPT fiber broadband. The 38 Mbps upload leadership benefits remote workers and content creators. VNPT’s fiber + VinaPhone mobile bundle pricing can be competitive.
Compare MobiFone as a third option with competitive urban performance.
Summary
Viettel wins on 5G speed (226 vs 157 Mbps), 4G speed (82 vs 60 Mbps), and coverage reach (110M subs). VinaPhone wins on upload speed (38 Mbps leader). Both rank among the world’s fastest networks. Viettel is the stronger choice for most users. VinaPhone is better for upload-heavy use.
Test your connection at Kencang speed test and see the Vietnam internet overview for more market context.
Last Updated: March 28, 2026 Data Sources: Opensignal Vietnam report, GSMA Intelligence, operator data