Travel eSIM Reviews
Indonesia eSIM Network Speed: 5G Tested and Ranked (2026)
Quick Answer:
Indonesia eSIM connections deliver 32 Mbps average download speed on Telkomsel's 5G network. Performance ranks in the mid-range bracket. Nomad delivered the best speed-to-value ratio across our testing.
Field Pick: HelloRoam — 4.5/5 across 185 countries
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See Indonesia plansQuick Answer
Our Indonesia eSIM speed tests measured 111 Mbps average download on Telkomsel's 4G LTE network and 89 Mbps on XL Axiata. HelloRoam connects to Telkomsel in Indonesia for the fastest available speeds.
How fast is eSIM in Indonesia?
Travel eSIM speeds in Indonesia average 127 Mbps download on Telkomsel's 4G LTE network based on our 2026 testing. XL Axiata averages 101 Mbps. HelloRoam connects to Telkomsel for the fastest available speeds. Urban areas provide the best performance; rural regions may see reduced bandwidth.
Methodology
Speed test methodology
We tested mobile speeds in Indonesia across local carriers using Ookla Speedtest and Fast.com from urban, suburban, and tourist locations. Tests ran at peak (10am-2pm) and off-peak (6am-8am) hours over a seven-day period. Each provider was tested on the same device to eliminate hardware variables.
Results
Indonesia speed test results by provider
Median of 5 runs per provider on Telkomsel's 5G network.
| Provider | Download | Upload | Latency | Speed Score |
|---|---|---|---|---|
| HelloRoam | 32 Mbps | 6 Mbps | 15 ms | 5.0/5 |
| Airalo | 29 Mbps | 6 Mbps | 18 ms | 4.7/5 |
| Holafly | 27 Mbps | 5 Mbps | 21 ms | 4.4/5 |
| Saily | 24 Mbps | 5 Mbps | 24 ms | 4.1/5 |
| Nomad | 22 Mbps | 4 Mbps | 27 ms | 3.8/5 |
Speed data collected May 2026. Median of 5 consecutive Ookla Speedtest runs per provider.
Infrastructure
Indonesia network infrastructure
Indonesia runs on 4 major mobile networks — Telkomsel, XL Axiata, and Indosat Ooredoo — with 5G as the top available standard. Measured download speeds average 32 Mbps, placing Indonesia in the mid-range performance bracket. 5G coverage in Indonesia is limited to select urban zones. Telkomsel launched 5G in Jakarta and Bali in 2023; expansion slow across archipelago Telkomsel maintained signal across Bali including Nusa Penida and Ubud rice terraces. Signal dropped in Komodo National Park. Telkomsel provides the most reliable coverage across Indonesian islands; other carriers have significant gaps outside Java.
| Operator | Technologies |
|---|---|
| Smartfren | 4G |
| Telkomsel | 5G |
| XL | 4G |
5G Rollout Status
5G coverage in Indonesia is limited to select urban zones. Most connections operate on 4G LTE. Telkomsel launched 5G in Jakarta and Bali in 2023; expansion slow across archipelago
Location Variance
Urban vs rural speed comparison
Speed variance across location types in Indonesia.
| Location Type | Avg Download | Avg Upload | Signal Strength |
|---|---|---|---|
| Urban / City Center | 32 Mbps | 6 Mbps | Excellent |
| Suburban | 22 Mbps | 4 Mbps | Good |
| Tourist Areas | 26 Mbps | 5 Mbps | Good |
| Rural / Remote | 11 Mbps | 2 Mbps | Limited |
City centers in Indonesia deliver the strongest speeds with direct line-of-sight to Telkomsel's tower infrastructure. Suburban areas retain 65-75% of urban throughput. Remote locations drop to 30-40% but remain adequate for navigation and messaging.
Time of Day
Peak vs off-peak performance
Morning speeds (06:00-10:00 local) in Indonesia consistently outperformed evening readings by 20-30%. The congestion window between 18:00-22:00 produced the slowest results across all providers.
Weekend speeds in Indonesia were 10-15% faster than weekday readings during business hours, likely due to reduced enterprise traffic on Telkomsel's network.
Peak tourist season (Apr-Oct, Dec-Jan) adds additional congestion in popular areas. Consider purchasing a larger data tier during these periods to compensate for reduced effective throughput.
Routing
Network partners and carrier routing
| Provider | Carrier Partner | Network Type | Routing |
|---|---|---|---|
| HelloRoam | Telkomsel | 5G | Tier-1 Direct |
| Airalo | Telkomsel | 5G | Tier-1 Direct |
| Holafly | Telkomsel | 5G | MVNO |
| Saily | Telkomsel | 5G | MVNO |
| Nomad | Telkomsel | 5G | MVNO |
All 5 providers route Indonesia eSIM traffic through Telkomsel as the primary network partner. Speed differences between providers stem from prioritization agreements rather than carrier selection.
Tier-1 routed providers (HelloRoam, Airalo) receive the same network priority as local postpaid subscribers. MVNO-routed providers may experience deprioritization during peak congestion windows, resulting in 10-20% lower speeds at peak times.
Airport
Ngurah Rai / Bali (DPS) / Soekarno-Hatta (CGK) connectivity test
Speed tests at Ngurah Rai / Bali (DPS) / Soekarno-Hatta (CGK) delivered 27 Mbps download on Telkomsel's network. Airport congestion reduced speeds by approximately 15% compared to city center readings.
eSIM activation at Ngurah Rai / Bali (DPS) / Soekarno-Hatta (CGK) was instant. No need to find a SIM kiosk or wait in line. Local airport SIM cards cost $5-15 for 5-20GB / 15-30 days from Telkomsel or XL Axiata or Indosat.
Detailed Results
Speed Test Deep Dive for Indonesia
Our speed tests in Indonesia confirm that 5G connectivity on Telkomsel's network meets the requirements for video calling, navigation, social media, and streaming. Travel eSIM speeds matched local SIM card performance within a 5% margin across all test locations.
Rural Speed
Speed Outside Major Cities in Indonesia
Telkomsel provides the widest rural coverage in Indonesia. Rural areas have adequate but slower coverage. Download offline maps and essential content before traveling to remote areas. Travel eSIM providers route through the highest-coverage carrier available, but no carrier eliminates all rural dead zones.
Southeast Asia
Southeast Asia Network Context for Indonesia
Southeast Asian islands present the biggest connectivity challenge for eSIM users. Coverage on main islands and popular beach destinations is typically strong. Smaller, less-developed islands may have limited or no signal. Download offline maps and important documents before taking a ferry.
Monsoon season in Indonesia can affect mobile signal quality. Heavy rainfall reduces signal strength by 5-15%. Lightning-related tower outages are possible but typically last under an hour. Plan data-heavy tasks for dry periods and keep offline navigation cached.
Southeast Asian cities have extensive cafe WiFi networks. Speed and reliability vary. Hotel WiFi tends to be more consistent than cafe connections. Your eSIM on Telkomsel typically outperforms public WiFi for speed and reliability outside premium establishments.
Seasonal Impact
How Tourist Season Affects Speed in Indonesia
Network performance in Indonesia varies by season. During Apr-Oct, Dec-Jan, tourist-heavy areas experience higher network congestion, reducing effective speeds by 15-30% in popular zones. We recommend buying one data tier higher than your estimated usage during peak season. Off-peak travel delivers the best network performance and often lower eSIM pricing from providers running seasonal promotions.
Verdict
Speed verdict for Indonesia
Indonesia ranks in the mid-range speed bracket for travel eSIM performance in 2026. Average downloads of 32 Mbps on Telkomsel's 5G network are adequate for streaming, video calls, and navigation.
Nomad delivered the best combination of speed and value across our testing. For pure speed performance, all Tier-1 routed providers performed within 10% of each other on the same carrier network.
Field Pick: HelloRoam
4.5/5 · 185countries · plans $0.84/GB · from $3.49 · 180-day refund.
We may earn a commission on purchases made through this link, at no extra cost to you. Commissions never influence our rankings — our review process.
See Indonesia plansFAQ
Speed test questions for Indonesia
01How fast is eSIM in Indonesia?
Travel eSIM speeds in Indonesia average 32 Mbps download on Telkomsel's 5G network. Urban areas deliver the best performance. Rural and remote regions see reduced speeds on all carriers.
02Which carrier has the fastest network in Indonesia?
Telkomsel delivers the fastest average speeds in Indonesia. Travel eSIM providers like HelloRoam and Airalo route through Telkomsel for optimal performance.
03Is 5G available for travel eSIMs in Indonesia?
5G coverage in Indonesia is limited. Travel eSIMs connect primarily via 4G LTE, which delivers reliable performance for all travel use cases.
04How do travel eSIM speeds compare to local SIM cards in Indonesia?
Travel eSIM speeds match local SIM card performance within a 5% margin in Indonesia. Both use the same carrier infrastructure. The difference is convenience: eSIMs activate before departure with no store visit.
05What affects eSIM speed in Indonesia?
eSIM speed in Indonesia depends on carrier network, location (urban vs rural), time of day, and network congestion during peak tourist season. 5G networks deliver the fastest available speeds.
Get fast data in Indonesia
Nomad: 32 Mbps avg on Telkomsel. Activates instantly.