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South Africa eSIM Cost per GB at Each Data Size (Oct 2026)
HelloRoam is the top pick for South Africa at $1.56 per GB on a 20 GB plan, though Nomad sold 20 GB for $29.00 against $31.16 on 30 Oct 2026. HelloRoam sells 1 GB for 7 days in South Africa at $2.87, under Saily's $3.99. Airalo covers 200+ destinations, against the 185 that HelloRoam sells.
Plan snapshot
- Lowest cost per GB: 20 GB, 30 days, $31.16 ($1.56/GB).
- Cheapest of all five on 30 Oct 2026: 3 and 5 GB for 30 days; 1 GB for 7 days.
- A rival sold for less on 30 Oct 2026: 10 GB, 30 days (Nomad, $18.00); 20 GB, 30 days (Nomad, $29.00); all 3 unlimited stays.
- All 5 South Africa plans allow hotspot and top-ups, per the plan list of 7 Sep 2026.
- A HelloRoam eSIM in South Africa attaches to one host operator, Vodacom.
Vodacom 5G · hotspot and top-ups (plan list, 7 Sep 2026)
What does each South Africa data size cost?
HelloRoam 20 GB for 30 days at $1.56 per GB, read 29 Oct 2026. Rival plans keep their own row, and a rival that sold for less prints both prices.
| Provider | 1 GB | 3 GB | 5 GB | 10 GB | 20 GB |
|---|---|---|---|---|---|
| HelloRoam 1 GB: $2.87, 7 days; 3 GB: $6.40, 30 days; 5 GB: $9.97, 30 days; 10 GB: $18.20, 30 days; 20 GB: $31.16, 30 days | $2.877 days | $6.4030 days | $9.9730 days | $18.2030 days | $31.1630 days |
| Holafly unlimited only, no fixed plans | Unlimited only, no fixed plans | ||||
| Nomad 1 GB: $4.00, 7 days; 3 GB: $8.00, 30 days; 5 GB: $11.00, 30 days; 10 GB: $18.00, 30 days, against $18.20; 20 GB: $29.00, 30 days, against $31.16 | $4.007 days | $8.0030 days | $11.0030 days | $18.0030 days, against $18.20 | $29.0030 days, against $31.16 |
| Airalo 1 GB: $4.00, 3 days; 3 GB: $9.00, 7 days; 5 GB: $12.50, 30 days; 10 GB: $22.00, 30 days; 20 GB: $37.00, 30 days | $4.003 days | $9.007 days | $12.5030 days | $22.0030 days | $37.0030 days |
| Saily 1 GB: $3.99, 7 days; 3 GB: $9.99, 30 days; 5 GB: $12.99, 30 days; 10 GB: $22.99, 30 days; 20 GB: $36.99, 30 days | $3.997 days | $9.9930 days | $12.9930 days | $22.9930 days | $36.9930 days |
Which South Africa plans have the lowest cost per GB?
Top 5 plans by cost per GB
| # | $/GB ↑ | Plan | Total | Network | Days | Action |
|---|---|---|---|---|---|---|
| 1 | $1.56Lowest $/GB | 20GB | $31.16 | Vodacom | 30d | Get this plan → |
| 2 | $1.82 | 10GB | $18.20 | Vodacom | 30d | Get this plan → |
| 3 | $1.99 | 5GB | $9.97 | Vodacom | 30d | Get this plan → |
| 4 | $2.13 | 3GB | $6.40 | Vodacom | 30d | Get this plan → |
| 5 | $2.87 | 1GB | $2.87 | Vodacom | 7d | Get this plan → |
How do the five providers compare in South Africa?
The first row has the top rubric score, 9.0 out of 10 on the method of 30 Oct 2026. 4 of the five have a South Africa rate here, and Nomad lists the lowest at $1.45/GB.
| Provider | Score | Lowest $/GB here | Cheaper plans here | Destinations | Min-max GB | Min-max validity | Hotspot | Devices |
|---|---|---|---|---|---|---|---|---|
1. HelloRoam Cheapest in the most price cells | 9.0/10 | $1.56 20 GB / 30 days at $31.16 | Rows below list any rival plan sold for less | 185 | 1-20 GB | 7-30 days | Yes, all plans | iPhone XR+, Android 2020+ |
2. Holafly Joint longest refund window | 6.3/10 | Unlimited only from $39.50 for 7 days, read 30 Oct 2026 | None found | 200+ | Not published | Not published | Limited, some countries | iPhone XR+, Android 2020+ |
3. Nomad Second on price cells won | 5.9/10 | $1.45 20 GB / 30 days at $29.00, read 30 Oct 2026 |
| 200 | 1-20 GB | 7-30 days | Not on all plans | iPhone XR+, Android 2020+ |
4. Airalo Joint first on the coverage score | 5.5/10 | $1.85 20 GB / 30 days at $37.00, read 30 Oct 2026 |
| 200+ | 1-20 GB | 3-30 days | Yes, metered plans only | iPhone XR+, Android 2020+ |
5. Saily Joint second-widest plan mix | 4.0/10 | $1.85 20 GB / 30 days at $36.99, read 30 Oct 2026 | None found | Not stated | 1-20 GB | 7-30 days | Yes, most plans | iPhone XR+, Android 2020+ |
First-row rates come from that provider's catalogue, read 29 Oct 2026. Rival rates read on each provider's own site on 30 Oct 2026.
- HelloRoam · Cheapest in the most price cells · Cheapest of all five in 207 of 367 price cells read 30 Oct 2026.
- Holafly · Joint longest refund window · 180 days on an unactivated eSIM, level with the top pick.
- Nomad · Second on price cells won · Cheapest of all five in 95 of 367 price cells read 30 Oct 2026.
- Airalo · Joint first on the coverage score · 200+ destinations, level with Holafly.
- Saily · Joint second-widest plan mix · Fixed plans in 42 and unlimited plans in 40 of the 42 destinations checked, level with Airalo.
The order is the rubric on the research method page, not a price sort. Nomad and Airalo sold at least one plan for less here on 30 Oct 2026, and the Cheaper plans column names each one with both prices. Not published means no price for South Africa was read for that provider. No coverage means the provider does not sell that destination. No cell is filled with an estimate.
Every plan in this index is data only, with no local phone number. All of them need an eSIM-capable handset, which means iPhone XR or newer and most Android phones from 2020.
Per-GB rates ranked, lowest first
Provider-by-Provider $/GB Rates
Only one provider (HelloRoam) covers South Africa. The lowest plan is 1GB at $2.87/GB.
Price Spread Analysis
South Africa has 5 eSIM plans from 1 provider, ranging from $1.56/GB to $2.87/GB. Median per-GB across all 5 plans is $1.99/GB. The per-GB spread is $1.31, meaning the priciest plan costs 84% more per gigabyte than the cheapest.
Which South Africa plan costs the least per day?
Value Per Day Breakdown
| Plan | Total | Days | $/Day |
|---|---|---|---|
| 1GB | $2.87 | 7 | $0.41 |
Airport SIM vs eSIM Savings
Airport SIM kiosks at South Africa charge $8-20 for 5-15GB / 30 days for tourist data plans. Vodacom and MTN and Cell C operate the airport kiosks. Local prepaid SIMs are available for $5-12 for 5-15GB / 30 days — requiring a physical store visit and, in some cases, passport registration. An eSIM from $2.87 activates before you land and skips the queue.
Use-Case Value Picks
Plans by trip length for South Africa: Weekend (2-3 days): 3 GB at $6.40 for 30 days. Week trip (7 days): 5 GB at $9.97 for 30 days. Two-week vacation: 10 GB at $18.20 for 30 days. Digital nomad (30 days): 20 GB at $31.16 for 30 days.
Which South Africa plan of 3 GB or more has the lowest cost per GB?
HelloRoam's 20GB plan at $31.16 delivers the strongest price-to-data ratio for South Africa. At $1.56/GB for 20GB over 30 days, the daily cost is $1.04. On 30 Oct 2026, Nomad sold 20 GB for $29.00, below HelloRoam's $31.16. HelloRoam's plan includes tethering included and top-up available at no extra cost. This plan connects through Vodacom in South Africa. 1 provider competes for South Africa across 5 plans. The per-GB spread from cheapest to most expensive is $1.56 to $2.87.
Value Rankings
| # | Plan | Score | $/GB | $/Day |
|---|---|---|---|---|
| 1 | 20GB | 95 | $1.56 | $1.04 |
| 2 | 10GB | 83 | $1.82 | $0.61 |
| 3 | 5GB | 75 | $1.99 | $0.33 |
| 4 | 3GB | 64 | $2.13 | $0.21 |
| 5 | 1GB | 35 | $2.87 | $0.41 |
How does South Africa pricing change by data size?
South Africa eSIM pricing varies significantly by data tier. The right plan depends on trip length and daily usage intensity. 1GB: HelloRoam leads at $2.87 ($2.87/GB, 1GB, 7 days). This tier suits maps, messaging, and basic browsing for 2-3 days. Top-up is available if you underestimate your needs. 3GB: HelloRoam leads at $6.40 ($2.13/GB, 3GB, 30 days). This tier suits maps, social media, and messaging for a 5-7 day trip. Top-up is available if you underestimate your needs. 5GB: HelloRoam leads at $9.97 ($1.99/GB, 5GB, 30 days). This tier suits active social media use and photo uploads for a week. 10GB: HelloRoam leads at $18.20 ($1.82/GB, 10GB, 30 days). This tier suits streaming, video calls, and heavy browsing for 7-14 days. On 30 Oct 2026, Nomad sold 10 GB for $18.00. 20GB: HelloRoam leads at $31.16 ($1.56/GB, 20GB, 30 days). This tier suits digital nomad work, daily streaming, and tethering for 2-4 weeks. On 30 Oct 2026, Nomad sold 20 GB for $29.00. Per-GB rates drop with plan size: $2.87/GB at 1GB vs $1.82/GB at 10GB. Buying larger saves 37% per gigabyte.
How do I pay the least for South Africa?
HelloRoam's 20GB plan at $31.16, the lowest cost per GB for South Africa, saves $52.84 against a week on AT&T's International Day Pass at $12 a day. An airport SIM at $8-20 for 5-15GB / 30 days costs less up front. HelloRoam starts at $2.87 for 1GB. Either way there is no kiosk queue, no passport scan and no wait to activate. Read 29 Oct 2026.
How to Get the Lowest Price
Buy the smallest plan that covers your trip length and data needs. HelloRoam's 20GB plan at $31.16 is the lowest-cost entry point for South Africa. 5 of 5 plans support top-up if you run out.
WiFi Strategy for South Africa
WiFi availability in South Africa is good. Free WiFi in malls, cafes, and some public spaces; Vumatel fiber expanding Use WiFi for large downloads and video calls to stretch your eSIM data further.
Peak Season Pricing
Peak travel season for South Africa: Dec-Feb. South African summer December-February; whale watching season June-November; shoulder season ideal eSIM prices generally remain stable during peak season, unlike airport SIM kiosks which may charge more.
Hidden Costs to Watch
Watch for: (1) Tethering restrictions — 5 of 5 plans include hotspot. (2) Tax and checkout fees — some providers add VAT at checkout. (3) Data cap overages — plans stop or slow down once the cap is spent, and no provider tracked here publishes the speed it applies. (4) Activation timing — some plans start counting validity from purchase, not first use. Always check the provider's terms before buying.
Which networks cover South Africa?
Carrier Infrastructure
South Africa's primary carriers are Vodacom and MTN and Cell C and Telkom.
5G Status
5G coverage in South Africa: urban-only.
How much is an unlimited eSIM for South Africa?
| Duration | Per day | Total | Discount |
|---|---|---|---|
1 day | $5.99/day | $5.99 | none |
3 days | $5.69/day | $17.07 | 5% off |
7 days | $5.27/day | $36.90 | 12% off |
15 days | $4.79/day | $71.88 | 20% off |
30 days | $4.07/day | $122.20 | 32% off |
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