Between the iQOO 13 and ROG Phone 9, the iQOO 13 comes out ahead in wired charging and pixel density, while the ROG Phone 9 wins on refresh rate and headphone jack. Overall, the iQOO 13 scores 75.3 and the ROG Phone 9 scores 75.1 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (75.3 vs 75.1). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
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. The biggest gaps in its favor are wired charging, pixel density, weight, among others.
Pick the ROG Phone 9 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 refresh rate, headphone jack, wireless charging.
Both ship with comparable ram, main camera, 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 Vivo - iQOO 13 wins
- ▲Wired charging — 84.62% more. 120 W vs 65 W.
- ▲Pixel density — 31.44% more. 510 ppi vs 388 ppi.
- ▲Weight — 14.00 g less. 213 vs 227.
- ▲AnTuTu — 9.30% more. 2820000 vs 2580000.
- ▲Battery capacity — 6.03% more. 6150 mAh vs 5800 mAh.
- ▲Screen size — 0.59% more. 6.82 " vs 6.78 ".
- ▲Water resistance: IP69 (vs IP68).
- ▲Promised OS updates: 4 (vs 3).
Why ASUS - ROG Phone 9 wins
- ▲Refresh rate — 28.47% more. 185 Hz vs 144 Hz.
- ▲Has Headphone jack.
- ▲Wireless charging: 15 W vs 0 W.
Spec comparison
Design
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| Weight | 213 glead | 227 g |
| Thickness | 8.13 mmlead | 8.9 mm |
| Water resistanceⓘ | IP69lead | IP68 |
| Form factor | bar | bar |
Display
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| Screen sizeⓘ | 6.82 "lead | 6.78 " |
| Pixel densityⓘ | 510 ppilead | 388 ppi |
| Refresh rateⓘ | 144 Hz | 185 Hzlead |
| Peak brightnessⓘ | 4500 nitslead | 2500 nits |
Performance
Cameras
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MP | 32 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| Battery capacity | 6150 mAhlead | 5800 mAh |
| Wired chargingⓘ | 120 Wlead | 65 W |
| Wireless chargingⓘ | 0 W | 15 Wlead |
Connectivity
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | truelead |
| microSD slot | false | false |
Operating System
| Spec | Vivo - iQOO 13 | ASUS - ROG Phone 9 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 yearslead | 3 years |
Frequently asked
Which has better battery, iQOO 13 or ROG Phone 9?+
iQOO 13 has 6.0% more battery — 6150 mAh vs 5800 mAh.
Which is lighter, iQOO 13 or ROG Phone 9?+
iQOO 13 is 14g lighter — 213g vs 227g.
Is iQOO 13 waterproof?+
iQOO 13 has an IP69 rating.
Does ROG Phone 9 support 5G?+
Yes, ROG Phone 9 supports 5G.
Which has a better camera, iQOO 13 or ROG Phone 9?+
ROG Phone 9 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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