Between the Zenfone 11 Ultra and Razr 50 Ultra, the Zenfone 11 Ultra comes out ahead in wired charging / battery capacity, while the Razr 50 Ultra wins on weight / refresh rate. Overall, the Zenfone 11 Ultra scores 71.9 and the Razr 50 Ultra scores 65.6 on our Mars Score.
Which should you buy?
The Zenfone 11 Ultra edges ahead on the Mars Score (71.9 vs 65.6), but the 6.3-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Zenfone 11 Ultra if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are wired charging, battery capacity, ram, among others.
Pick the Razr 50 Ultra 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 weight, refresh rate, pixel density, among others.
Both ship with comparable main camera, 5g support, front camera, so those specs do not separate the two — focus on the differences below.
Bottom line: the Zenfone 11 Ultra is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why ASUS - Zenfone 11 Ultra wins
- ▲Wired charging — 44.44% more. 65 W vs 45 W.
- ▲Battery capacity — 37.50% more. 5500 mAh vs 4000 mAh.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲AnTuTu — 28.57% more. 2070000 vs 1610000.
Why Motorola - Razr 50 Ultra wins
- ▲Weight — 35.00 g less. 189 vs 224.
- ▲Refresh rate — 14.58% more. 165 Hz vs 144 Hz.
- ▲Pixel density — 6.44% more. 413 ppi vs 388 ppi.
- ▲Screen size — 1.77% more. 6.9 " vs 6.78 ".
- ▲Water resistance: IPX8 (vs IP68).
- ▲Promised OS updates: 3 (vs 2).
Spec comparison
Design
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| Weight | 224 g | 189 glead |
| Thickness | 8.9 mm | 7.1 mmlead |
| Water resistanceⓘ | IP68 | IPX8lead |
| Form factor | bar | foldable_clamshelllead |
Display
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| Screen sizeⓘ | 6.78 " | 6.9 "lead |
| Pixel densityⓘ | 388 ppi | 413 ppilead |
| Refresh rateⓘ | 144 Hz | 165 Hzlead |
| Peak brightnessⓘ | 2500 nits | 3000 nitslead |
Performance
Cameras
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MP | 32 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| Battery capacity | 5500 mAhlead | 4000 mAh |
| Wired chargingⓘ | 65 Wlead | 45 W |
| Wireless chargingⓘ | 15 W | 15 W |
Connectivity
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | ASUS - Zenfone 11 Ultra | Motorola - Razr 50 Ultra |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 2 years | 3 yearslead |
Frequently asked
Which has better battery, Zenfone 11 Ultra or Razr 50 Ultra?+
Zenfone 11 Ultra has 37.5% more battery — 5500 mAh vs 4000 mAh.
Which is lighter, Zenfone 11 Ultra or Razr 50 Ultra?+
Razr 50 Ultra is 35g lighter — 224g vs 189g.
Is Zenfone 11 Ultra waterproof?+
Zenfone 11 Ultra has an IP68 rating.
Does Razr 50 Ultra support 5G?+
Yes, Razr 50 Ultra supports 5G.
Which has more RAM, Zenfone 11 Ultra or Razr 50 Ultra?+
Zenfone 11 Ultra offers 16GB of RAM.
Which has a better camera, Zenfone 11 Ultra or Razr 50 Ultra?+
Razr 50 Ultra has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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