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- ROG Phone II ZS660KL vs Galaxy Note20 Ultra
Asus ROG Phone II ZS660KL vs Samsung Galaxy Note20 Ultra
What ROG Phone II ZS660KL does better (6) and where Galaxy Note20 Ultra wins (20) — every spec side by side.
vs
7.6Display8.0
6.0Performance6.6
7.4Camera9.7
7.6Battery4.3
7.8Features9.4
Dimensions
Size comparison
ROG Phone II ZS660KLGalaxy Note20 Ultra
| ROG Phone II ZS660KL | Galaxy Note20 Ultra | Difference | |
|---|---|---|---|
| Height | 171 mm | 164.8 mm | +6.2 mm |
| Width | 77.6 mm | 77.2 mm | +0.4 mm |
| Thickness | 9.5 mm | 8.1 mm | +1.4 mm |
| Weight | 240 g | 208 g | +32 g |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Phone II ZS660KL better than Galaxy Note20 Ultra?
- Geekbench 6 (multi-core)10,923 vs 3,0603.6×
- Battery capacity6,000 mAh vs 4,500 mAh+33%
- Storage (max)1,024 GB vs 512 GB2×
- Wired charging30 W vs 25 W+20%
- Selfie camera24 MP vs 10 MP2.4×
- 3.5 mm headphone jackYes · Galaxy Note20 Ultra: No
Why is Galaxy Note20 Ultra better than ROG Phone II ZS660KL?
- AnTuTu score398,935 vs 918,5082.3×
- Main camera48 MP vs 108 MP2.2×
- Optical stabilisationNo · ROG Phone II ZS660KL: Yes
- Telephoto cameraNo · ROG Phone II ZS660KL: Yes
- Wireless chargingNo · ROG Phone II ZS660KL: Yes
- Measured brightness626 nits vs 1,015 nits+62%
- Pixel density391 ppi vs 496 ppi+27%
- Storage (base)128 GB vs 256 GB2×
- Memory card slotNo · ROG Phone II ZS660KL: Yes
- Max video4K vs 8K
- 4K selfie videoNo · ROG Phone II ZS660KL: Yes
- eSIMNo · ROG Phone II ZS660KL: Yes
Specifications
Side by side
| Design | ||
| Weight | 240 g | 208 g |
| Thickness | 9.5 mm | 8.1 mm |
| Height | 171 mm | 164.8 mm |
| Width | 77.6 mm | 77.2 mm |
| Frame | Aluminium | Stainless steel |
| Back | Glass | Glass |
| Ingress protection | — | IP68 |
| Water resistance (IPx) | — | IPx8 |
| Glass protection | Corning Gorilla Glass 6 | Corning Gorilla Glass Victus |
| Colours | Matte Black, Glossy Black | Mystic Bronze, Mystic Black, Mystic White |
| Stylus | — | Yes |
| Display | ||
| Screen size | 6.6″ | 6.9″ |
| Panel | AMOLED | Dynamic AMOLED 2X |
| OLED panel | Yes | Yes |
| Resolution (width) | 1,080 px | 1,440 px |
| Resolution (height) | 2,340 px | 3,088 px |
| Pixel density | 391 ppi | 496 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | — | 600 nits |
| Measured brightness | 626 nits | 1,015 nits |
| Screen-to-body ratio | 80.3% | 91.7% |
| HDR | Yes | Yes |
| Performance | ||
| Chipset | Qualcomm SM8150 Snapdragon 855+ | Exynos 990 - Global |
| Chip maker | Qualcomm | Qualcomm |
| Process | 7 nm | 7 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.96 GHz | 3 GHz |
| GPU | Adreno 640 | Mali-G77 MP11 - Global Adreno 650 - USA |
| AnTuTu score | 398,935 | 918,508 |
| Geekbench 6 (multi-core) | 10,923 | 3,060 |
| 3DMark Wild Life Extreme | — | 1,407 |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage (max) | 1,024 GB | 512 GB |
| Storage (base) | 128 GB | 256 GB |
| Storage type | UFS 3.0 | UFS 3.0 |
| Memory card slot | No | Yes |
| Camera | ||
| Main camera | 48 MP | 108 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Main sensor size | 1/2.0" | 1/1.33" |
| Rear cameras | 2 | 3 |
| Optical stabilisation | No | Yes |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | Yes |
| Optical zoom | — | 5× |
| Max video | 4K | 8K |
| 4K video frame rate | 60 fps | 60 fps |
| Selfie camera | 24 MP | 10 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 6,000 mAh | 4,500 mAh |
| Battery type | Li-Po | Li-Ion |
| Wired charging | 30 W | 25 W |
| Charged in 30 min | — | 43% |
| Wireless charging | No | Yes |
| Wireless charging power | — | 15 W |
| Reverse wireless charging | — | Yes |
| Connectivity | ||
| 5G | — | Yes |
| eSIM | No | Yes |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | 5 | 5 |
| NFC | Yes | Yes |
| USB | USB Type-C 3.1 | USB Type-C 3.2 |
| USB version | 3.1 | 3.2 |
| Ultra Wideband | — | Yes |
| Dual-band GPS | Yes | — |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | Yes | Yes |
| 3.5 mm headphone jack | Yes | No |
| Loudspeaker loudness | -19.5 LUFS | — |
| Fingerprint sensor | Under display | Under display, ultrasonic |
| Barometer | — | Yes |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
| SAR (head) | — | 0.32 W/kg |
| Software | ||
| OS at launch | Android 9.0 (Pie) | Android 10 |
| Platform | Android | Android |
| Interface | ROG UI | One UI 5 |
