Xiaomi 12X (256GB/12GB) vs Asus ROG Phone 2 (128GB)
Side by side comparison between Xiaomi 12X vs Asus ROG Phone 2 phones, differences, pros, cons and full specifications. What's the better?
,
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.59"
AMOLED
AMOLED
1080x2340
48
MP
MP
24mp
8GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 12X (256GB/12GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
19 Advantages 
5 Advantages | 31 Common items in both devices |
| Aluminum body, glass front, plastic back / Aluminum frame, glass front/back |
| AMOLED |
| 120Hz |
| 1 billion |
| Dual-LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus |
| +24 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Model | 12X (256GB/12GB) | ROG Phone 2 (128GB) |
| Other model names | Xiaomi 12X 2112123AG (Global), 2112123AC (China) | Asus ROG Phone II ZS660KL (128GB + 8GB RAM) |
| Country or region available |  China |  (Global, International) |
| Brand | Xiaomi | Asus |
| Release date | 12/31/2021, Announced: 12/28/2021 | 8/1/2019, Announced: 7/22/2019 |
| Depth | 8.2 millimeters (0.32 inches) | 9.78 millimeters (0.39 inches) |
| Size (width x height) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) | 77.6 x 170.99 millimeters (3.06 x 6.73 in) |
| Weight | 176 grams (6.16 ounces) | 240 grams (8.4 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front/back Back: Gorilla Glass 3 |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Display type | AMOLED | AMOLED |
| Screen size | 6.28" inches | 6.59" inches |
| Screen-to-body ratio | ~89.2% (screen-to-body ratio) | ~80.3% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 419 PPI | 391 PPI |
| Colors | 1 billion | 1 billion |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 6 |
| Refresh rate | 120Hz | 120Hz |
| Display features | 1100nits[peak] Dolby Vision/HDR10+ DCI-P3 Touch rate: 480Hz | 600nits[typ] HDR10 108% DCI-P3 1ms response |
🤖 Operating System | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| System version | Android 11 | Android 9.0 Pie |
| Firmware update | Android 12 | Android 11 |
| User Interface | MIUI 13 | ROG UI |
⚙️ Processor | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) |
| CPU | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 650 (670MHz) | Qualcomm Adreno 640 (672MHz) |
| Performance (benchmark) | AnTuTu: 598003 (v8), 690298 (v9) Geekbench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) | AnTuTu: 398936 (v7), 483248 (v8) Geekbench: 10923 (v4.4) GFXBench: 40fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| RAM memory | 12GB LPDDR5 | 8GB LPDDR4X |
| Internal storage | 256GB (222GB available) UFS 3.1 | 128GB (107GB available) UFS 3.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 1200/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) |
| Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Secondary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34) TD-LTE (38, 39, 40, 41, 46) |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Back camera (main camera) | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF | (dual camera) 48 megapixels 13MP ultrawide f/2.411mm125° |
| Main camera resolution | 8160x6120 pixels | 8000x6000 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 60 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm (lens) | 26mm (lens) |
| Sensor size | 1/1.56" inches | 1/2" inches |
| Pixel size | 1µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 4K@60fps 1080p@960fps Sony IMX766 | 4K@30/60fps 1080p@30/60 1080p@240fps (slow motion) 720p@480fps (slow motion) Sony IMX586 sensor |
📸 Front camera | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Front camera (secondary) | 32 megapixels | 24 megapixels |
| Front camera resolution | 6528x4896 pixels | 5632x4224 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.5 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 0.7µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon | Stereo sound with dual speakers 24-bit/192kHz DTS:X |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 3.1 Type-C reversible connector |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ad [wifi5/ad] (2.4GHz, 5GHz, 60GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 6000 mAh |
| Charger, watts | 67W Wired fast charging Quick Charge 4 USB Power Delivery 3.0 | 30W (10V/3A) Wired fast charging 10W Reverse charging by cable Quick Charge 4 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gray, Blue, Purple • LiquidCool | • Colors: Black |
☢️ Radiation rate | ||
| Xiaomi 12X (256GB/12GB) | Asus ROG Phone 2 (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.59W/kg (head), 1W/kg (body) | feature not registered |