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- Galaxy M55s vs iQOO Z9
Samsung Galaxy M55s vs Vivo iQOO Z9
What Galaxy M55s does better (7) and where iQOO Z9 wins (3) — every spec side by side.
vs
7.8Display8.2
8.5Camera7.5
6.8Battery6.5
8.5Features5.8
Dimensions
Size comparison
Galaxy M55siQOO Z9
| Galaxy M55s | iQOO Z9 | Difference | |
|---|---|---|---|
| Height | 163.9 mm | 163.2 mm | +0.7 mm |
| Width | 76.5 mm | 75.8 mm | +0.7 mm |
| Thickness | 7.8 mm | 7.8 mm | = |
| Weight | 180 g | 188 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy M55s better than iQOO Z9?
- NFCYes · iQOO Z9: No
- Selfie camera50 MP vs 16 MP3.1×
- Wired charging45 W vs 44 W+2%
- Rear cameras2 vs 12×
- Ultra-wide cameraYes · iQOO Z9: No
- 4K selfie videoYes · iQOO Z9: No
- Weight180 g vs 188 g+4%
Why is iQOO Z9 better than Galaxy M55s?
- RAM8 GB vs 12 GB+50%
- Peak brightness1,000 nits vs 1,800 nits+80%
- CPU frequency2.4 GHz vs 2.8 GHz+17%
Specifications
Side by side
| Design | ||
| Weight | 180 g | 188 g |
| Thickness | 7.8 mm | 7.8 mm |
| Height | 163.9 mm | 163.2 mm |
| Width | 76.5 mm | 75.8 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | — | IP54 |
| Water resistance (IPx) | — | IPx4 |
| Glass protection | — | Dragontrail Star 2 Plus |
| Colours | Thunder Black, Coral Green | Brushed Green, Graphene Blue |
| Display | ||
| Screen size | 6.7″ | 6.7″ |
| Panel | Super AMOLED+ | AMOLED |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,400 px | 2,400 px |
| Pixel density | 393 ppi | 395 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,000 nits | 1,800 nits |
| Screen-to-body ratio | 86.4% | 86.8% |
| HDR | — | Yes |
| Performance | ||
| Chipset | Qualcomm SM7450-AB Snapdragon 7 Gen 1 | Mediatek Dimensity 7200 |
| Chip maker | Qualcomm | MediaTek |
| Process | 4 nm | 4 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.4 GHz | 2.8 GHz |
| GPU | Adreno 644 | Mali-G610 MC4 |
| Memory | ||
| RAM | 8 GB | 12 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | — | UFS 2.2 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Main sensor size | 1/1.56" | 1/1.95" |
| Rear cameras | 2 | 1 |
| Optical stabilisation | Yes | Yes |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 4K | 4K |
| 4K video frame rate | 30 fps | 30 fps |
| Selfie camera | 50 MP | 16 MP |
| 4K selfie video | Yes | No |
| Battery | ||
| Battery capacity | 5,000 mAh | 5,000 mAh |
| Battery type | — | Li-Ion |
| Wired charging | 45 W | 44 W |
| Charged in 30 min | — | 50% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6 | Wi-Fi 6 |
| Bluetooth | 5.2 | 5.3 |
| NFC | Yes | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | No | No |
| Fingerprint sensor | Under display | Under display |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| SAR (head) | 0.93 W/kg | 0.98 W/kg |
| Software | ||
| OS at launch | Android 14 | Android 14 |
| Platform | Android | Android |
| Interface | One UI 8.5 | Funtouch 14 |
| Major OS updates promised | 4 | — |
