Xiaomi Mi 6X (128GB) vs Asus ROG Phone 3 (256GB/12GB)
Side by side comparison between Xiaomi Mi 6X vs Asus ROG Phone 3 phones, differences, pros, cons and full specifications. What's the better?
,
5.99"
IPS
IPS
1080x2160
12
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.59"
AMOLED
AMOLED
1080x2340
64
MP
MP
24mp
12GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
What's the better phone? Asus ROG Phone 3 (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!
4 Advantages 
23 Advantages | 22 Common items in both devices |
| Aluminum body, glass front / Aluminum frame, glass front/back |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| f/1.8 (aperture) |
| (front) Full HD (1920x1080) |
| +15 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 Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Model | Xiaomi Mi 6X (128GB) | ROG Phone 3 (256GB/12GB) |
| Other model names | 小米6X, Xiaomi Mi 6X M1804D2SE, M1804D2SC, Xiaomi Wayne | Asus ROG Phone 3 ZS661KS, ZS661KSF (12GB RAM) |
| Country or region available |   China, Hong Kong |  (Global, International) |
| Brand | Xiaomi | Asus |
| Release date | 6/1/2018 | 7/22/2020 |
| Depth | 7.3 millimeters (0.29 inches) | 9.85 millimeters (0.39 inches) |
| Size (width x height) | 75.4 x 158.7 millimeters (2.97 x 6.25 in) | 78 x 171 millimeters (3.07 x 6.73 in) |
| Weight | 168 grams (5.88 ounces) | 240 grams (8.4 ounces) |
| Build, materials | Aluminum body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Display type | LTPS IPS LCD | AMOLED |
| Screen size | 5.99" inches | 6.59" inches |
| Screen-to-body ratio | ~77.4% (screen-to-body ratio) | ~79.9% (screen-to-body ratio) |
| Display resolution | 1080x2160 pixels (18:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 403 PPI | 391 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 6 |
| Refresh rate | 60Hz | 144Hz |
| Display features | Not supported | 650nits[typ] HDR10+ |
🤖 Operating System | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| System version | Android 8.1 Oreo | Android 10 |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) | 64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 512 (650MHz) | Qualcomm Adreno 650 (250-646MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (111GB available) eMMC 5.1 | 256GB (225GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| 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 | 600/150 Mbps | 5000/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat12 (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE | LTE Cat20 VoLTE A version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42, 48) B version: LTE (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (34, 38, 39, 40, 41) |
| Primary 5G network | Not supported | A version: SA/NSA (1, 2, 3, 5, 28, 41, 66, 71, 77, 78, 79) B version: SA/NSA (41, 77, 78, 79) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm | (triple camera) 64 megapixels 13MP ultrawide f/2.4125°11mm 5MP macro f/2.0 |
| Main camera resolution | 4000x3000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | Dual-LED on main camera and LED on front camera | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/2.9" inches | 1/1.72" inches |
| Pixel size | 1.25µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Front camera (secondary) | 20 megapixels | 24 megapixels |
| Front camera resolution | 5164x3872 pixels | 5632x4224 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 1µm pixel | 0.9µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Loudspeaker | Supported | Supported |
| 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, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 6000 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 3 | 30W Wired fast charging 10W Reverse charging by cable Quick Charge 3/4 USB Power Delivery 3.0 |
| 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 Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| Call control | Voice dialing, Voice recorder | 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: Black, Gold, Blue, Red, Rose Gold • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display | • Colors: Black glare • ROG UI (Republic Of Gamers) • Always-On display • DTS:X stereo speakers (2 amplifiers) • 24-bit/192kHz audio • AeroActive Cooler 3 |
☢️ Radiation rate | ||
| Xiaomi Mi 6X (128GB) | Asus ROG Phone 3 (256GB/12GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.96W/kg (head), 0.64W/kg (body) | 0.74W/kg (head), 1.5W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.16W/kg (head), 0.66W/kg (body) | feature not registered |