Between the Zenfone 11 Ultra and OnePlus 13R, the Zenfone 11 Ultra comes out ahead in front camera and ram, while the OnePlus 13R wins on wired charging and weight. Overall, the Zenfone 11 Ultra scores 71.9 and the OnePlus 13R scores 71.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (71.9 vs 71.3). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the Zenfone 11 Ultra if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are front camera, ram, refresh rate, among others.
Pick the OnePlus 13R 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, weight, pixel density, among others.
Both ship with comparable main camera, screen size, 5g support, 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
- ▲Front camera — 100.00% more. 32 MP vs 16 MP.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Refresh rate — 20.00% more. 144 Hz vs 120 Hz.
- ▲Water resistance: IP68 (vs IP65).
- ▲Wireless charging: 15 W vs 0 W.
Why OnePlus 13R wins
- ▲Wired charging — 23.08% more. 80 W vs 65 W.
- ▲Weight — 18.00 g less. 206 vs 224.
- ▲Pixel density — 15.98% more. 450 ppi vs 388 ppi.
- ▲Battery capacity — 9.09% more. 6000 mAh vs 5500 mAh.
- ▲Promised OS updates: 4 (vs 2).
- ▲AnTuTu — 0.48% more. 2080000 vs 2070000.
Spec comparison
Design
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| Weight | 224 g | 206 glead |
| Thickness | 8.9 mm | 8.0 mmlead |
| Water resistanceⓘ | IP68lead | IP65 |
| Form factor | bar | bar |
Display
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| Screen sizeⓘ | 6.78 " | 6.78 " |
| Pixel densityⓘ | 388 ppi | 450 ppilead |
| Refresh rateⓘ | 144 Hzlead | 120 Hz |
| Peak brightnessⓘ | 2500 nits | 4500 nitslead |
Performance
Cameras
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MPlead | 16 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| Battery capacity | 5500 mAh | 6000 mAhlead |
| Wired chargingⓘ | 65 W | 80 Wlead |
| Wireless chargingⓘ | 15 Wlead | 0 W |
Connectivity
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | ASUS - Zenfone 11 Ultra | OnePlus 13R |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 2 years | 4 yearslead |
Frequently asked
Which has better battery, Zenfone 11 Ultra or OnePlus 13R?+
OnePlus 13R has 9.1% more battery — 5500 mAh vs 6000 mAh.
Which is lighter, Zenfone 11 Ultra or OnePlus 13R?+
OnePlus 13R is 18g lighter — 224g vs 206g.
Is Zenfone 11 Ultra waterproof?+
Zenfone 11 Ultra has an IP68 rating.
Does OnePlus 13R support 5G?+
Yes, OnePlus 13R supports 5G.
Which has more RAM, Zenfone 11 Ultra or OnePlus 13R?+
Zenfone 11 Ultra offers 16GB of RAM.
Which has a better camera, Zenfone 11 Ultra or OnePlus 13R?+
OnePlus 13R has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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