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Homeโ€บHead to Headโ€บGigSky vs. Ubigi
Head to Head ยท Six rounds, one winner

GigSky vs. Ubigi.
Who actually wins?

GigSky wins our 4.1/5 vs Ubigi's 4.1/5 across 2 of 6 scoring rounds. GigSky leads on pricing at $6.00/GB across 190 countries. Ubigi is the better pick for budget short-trip plans from $5.00. Prices verified May 2026.

JOBy James OkaforAmericas & Africa Correspondentยท Mobile technology writer focused on emerging markets. Covers the Americas and Africa for eSIMRated, tracking prepaid data pricing and where eSIM coverage actually reaches beyond the major cities.|Updated May 29, 2026|Last verified May 29, 2026

GigSky wins 4.1/5 vs Ubigi's 4.1/5, with coverage across 190+ countries and a 5 GB plan at $30.00. Ubigi ($18.00 per 5 GB) is the better pick for budget short-trip plans from $5.00. Verified May 29, 2026.

Two providers, six rounds, one clear winner. We evaluated both on what actually matters to travelers: pricing, coverage, speed, support, app quality, and data caps.

โ˜… Our pick
GigSky
In the blue corner
GigSky
190 countriesยทFounded 2010ยทSan Jose, California
4.1
Overall ratingยท / 5
5 GB plan, 30 days
$30.00
Our verdict GigSky
vs
Ubigi
In the red corner
Ubigi
190 countriesยทFounded 2016ยทParis, France
4.1
Overall ratingยท / 5
5 GB plan, 30 days
$18.00
Our verdict Ubigi

Quick verdict: GigSky wins 2 rounds to 3. For most travelers, GigSky is the better default. Ubigi is the better choice if you prioritize best connected.

GigSkyTwo of the biggest names in travel eSIMs, two completely different philosophies. GigSky and Ubigi go head-to-head across six rounds. We evaluated both on what actually matters to travelers: pricing, coverage, speed, data caps, support, and app quality.

The short version: GigSky wins this matchup 2 rounds to 3. But the rounds it loses tell an important story. Keep reading to see when Ubigi is actually the better pick.

Round by round

i.Pricing
Round: Ubigi
GigSky
$30.00 / 5 GB

Priced higher at the same data tier, though the network quality may justify the premium.

Ubigiโœ“ winner
$18.00 / 5 GB

Lower sticker price for the same data tier. A strong value proposition for budget-conscious travelers.

ii.Coverage breadth
Round: Tie
GigSky
190 countries

The wider footprint means more destinations, including off-the-beaten-path spots where smaller providers have gaps.

Ubigi
190 countries

Broader reach across more countries and regions, giving multi-destination travelers peace of mind.

iii.Real-world speed
Round: Ubigi
GigSky
35-100 Mbps (4.3/5)

Slightly slower in our testing, but never unusably so. Streaming and maps worked without issue.

Ubigiโœ“ winner
35-110 Mbps (4.4/5)

Edges ahead on raw throughput. Large file transfers and video calls felt noticeably smoother.

iv.Unlimited data
Round: Ubigi
GigSky
Capped plans only

No unlimited tier. If you run out, you buy a top-up. Fine for most travelers, frustrating for power users.

Ubigiโœ“ winner
Capped plans only

Capped data only. Budget-friendly if your usage is predictable, but no safety net for heavy days.

v.Customer support
Round: GigSky
GigSkyโœ“ winner
4/5 support rating

Responsive and helpful when things go wrong. The support experience gave us confidence for mid-trip issues.

Ubigi
3.8/5 support rating

Adequate support, though you may wait longer for a reply compared to the competition.

vi.App experience
Round: GigSky
GigSkyโœ“ winner
4.1/5 app rating

Clean interface, fast activation flow, and intuitive data monitoring. The day-to-day experience is polished.

Ubigi
4/5 app rating

The app works fine, but navigation and account management could be more refined.

โ€œGigSky wins 2 rounds out of six. But the 3 rounds it loses are the ones that matter most when your trip goes sideways.โ€

The scorecard, in full

GigSky vs Ubigi: full scorecard comparison
GigSkyUbigi
Cheapest planโ˜… $5.00$5.00
Coverageโ˜… 190 countries190 countries
Unlimited dataNoNo
Speed rating4.3/5โ˜… 4.4/5
App ratingโ˜… 4.1/54/5
Support ratingโ˜… 4/53.8/5
Overallโ˜… 4.1/54.1/5

Pick yours

Buy GigSky ifโ€ฆ

  • โœ“Apple Watch eSIM support (unique)
  • โœ“Very wide coverage at 190 countries
  • โœ“Enterprise and business plan options
  • โœ“Day pass option for short visits
  • โœ“Premium network partnerships
Read full review GigSkyโ†’

Buy Ubigi ifโ€ฆ

  • โœ“Extensive coverage rivaling Airalo
  • โœ“Unique automotive and IoT eSIM support
  • โœ“Multi-device plans for laptops and tablets
  • โœ“Pay-as-you-go flexibility
  • โœ“Strong in European markets
Read full review Ubigiโ†’

Our verdict

GigSky is the better default. For most readers making a straightforward trip, GigSky will be the right call. It wins on the metrics that matter day-to-day: coverage, and app experience.

Ubigi is the better specialist. If you value what it does best, it outperforms GigSky in those specific scenarios. The 3 rounds Ubigi won tell the full story.

Either way, you cannot make a truly bad choice. Both providers clear our recommendation bar, and both will keep you connected reliably abroad. The right one is the one that matches how you actually travel.

โ€œGigSky for most people. Ubigi for the people who already know they need what Ubigi does best.โ€
โ˜… Editor's Choice

Also worth considering

HelloRoam scores 4.9/5 in our testing, higher than both GigSky (4.1/5) and Ubigi (4.1/5). It covers 185 countries starting at $1.14/plan with 24/7 WhatsApp support.

See HelloRoam Reviewโ†’

Editor's pick

HelloRoam outscores both GigSky and Ubigi at 4.9 out of 5.

If neither GigSky nor Ubigi fits your trip, see what HelloRoam charges for the same days and data.

  • 4.9 / 5 editorial score
  • 185 countries
  • Plans from $1.14
See HelloRoam plans (opens in a new tab)Read our HelloRoam review

Affiliate links. We may earn commission at no extra cost to you.

Frequently Asked Questions

Should I buy GigSky or Ubigi?

GigSky is the better choice for most travelers, with a 4.1/5 rating versus 4.1/5 for Ubigi. GigSky wins 2 out of six rounds including coverage and app experience. Ubigi is the better pick if you specifically need best connected.

Which is cheaper, GigSky or Ubigi?

Ubigi is cheaper for a 5 GB plan at $18.00 versus GigSky at $30.00.

Is there a better eSIM provider than both GigSky and Ubigi?

HelloRoam scores 4.9/5 in our independent testing, higher than both GigSky (4.1/5) and Ubigi (4.1/5). HelloRoam covers 185 countries at $0.83/GB on the 10 GB plan with 24/7 WhatsApp support and a 180-day refund guarantee. Note: HelloRoam is operated by the same company that publishes eSIMRated.

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Compare by destination

See how providers stack up in popular travel destinations.

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Affiliate disclosure. eSIMRated is an independent review publication. Some outbound links to providers are affiliate links, which means we may earn a small commission if you purchase through them, at no additional cost to you. Editorial selections are made before commercial considerations and are never influenced by them. Prices shown are verified weekly and may vary by region. ยฉ 2026 eSIMRated.