Between the Zenfone 11 Ultra and iQOO 13, the Zenfone 11 Ultra comes out ahead in wireless charging, while the iQOO 13 wins on wired charging and antutu. Overall, the Zenfone 11 Ultra scores 71.9 and the iQOO 13 scores 75.3 on our Mars Score.
Which should you buy?
The iQOO 13 edges ahead on the Mars Score (71.9 vs 75.3), but the 3.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Zenfone 11 Ultra if you care most about wireless charging. The biggest gaps in its favor are wireless charging.
Pick the iQOO 13 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are wired charging, antutu, pixel density, among others.
Both ship with comparable ram, main camera, refresh rate, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why ASUS - Zenfone 11 Ultra wins
- ▲Wireless charging: 15 W vs 0 W.
Why Vivo - iQOO 13 wins
- ▲Wired charging — 84.62% more. 120 W vs 65 W.
- ▲AnTuTu — 36.23% more. 2820000 vs 2070000.
- ▲Pixel density — 31.44% more. 510 ppi vs 388 ppi.
- ▲Battery capacity — 11.82% more. 6150 mAh vs 5500 mAh.
- ▲Weight — 11.00 g less. 213 vs 224.
- ▲Screen size — 0.59% more. 6.82 " vs 6.78 ".
- ▲Water resistance: IP69 (vs IP68).
- ▲Promised OS updates: 4 (vs 2).
Spec comparison
Design
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| Weight | 224 g | 213 glead |
| Thickness | 8.9 mm | 8.13 mmlead |
| Water resistanceⓘ | IP68 | IP69lead |
| Form factor | bar | bar |
Display
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| Screen sizeⓘ | 6.78 " | 6.82 "lead |
| Pixel densityⓘ | 388 ppi | 510 ppilead |
| Refresh rateⓘ | 144 Hz | 144 Hz |
| Peak brightnessⓘ | 2500 nits | 4500 nitslead |
Performance
Cameras
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MP | 32 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| Battery capacity | 5500 mAh | 6150 mAhlead |
| Wired chargingⓘ | 65 W | 120 Wlead |
| Wireless chargingⓘ | 15 Wlead | 0 W |
Connectivity
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | ASUS - Zenfone 11 Ultra | Vivo - iQOO 13 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 2 years | 4 yearslead |
Frequently asked
Which has better battery, Zenfone 11 Ultra or iQOO 13?+
iQOO 13 has 11.8% more battery — 5500 mAh vs 6150 mAh.
Which is lighter, Zenfone 11 Ultra or iQOO 13?+
iQOO 13 is 11g lighter — 224g vs 213g.
Is Zenfone 11 Ultra waterproof?+
Zenfone 11 Ultra has an IP68 rating.
Does iQOO 13 support 5G?+
Yes, iQOO 13 supports 5G.
Which has a better camera, Zenfone 11 Ultra or iQOO 13?+
iQOO 13 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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