Xiaomi Mi 11 Ultra (256GB/12GB) vs Quantum Go 2
Side by side comparison between Xiaomi Mi 11 Ultra vs Quantum Go 2 phones, differences, pros, cons and full specifications. What's the better?
,
6.81"
AMOLED
AMOLED
1440x3200
50
MP
MP
20mp
12GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
5"
AMOLED
AMOLED
720x1280
13
MP
MP
13mp
3GB
RAM
RAM
Octa-core
2500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi 11 Ultra (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!
27 Advantages 
6 Advantages | 15 Common items in both devices |
| AMOLED |
| PDAF: phase detection autofocus / Autofocus |
| f/2.0 (aperture) |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +8 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 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Model | Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 |
| Other model names | Xiaomi Mi 11 Ultra (256GB + 12GB RAM) | Quantum Go2, Positivo Quantum Go2 Q19 (GO 2) |
| Country or region available |  (Global, International) |  Brazil |
| Brand | Xiaomi | Quantum |
| Release date | 4/2/2021, Announced: 3/29/2021 | 5/1/2017 |
| Depth | 8.38 millimeters (0.33 inches) | 7.8 millimeters (0.31 inches) |
| Size (width x height) | 74.6 x 164.3 millimeters (2.94 x 6.47 in) | 70.5 x 145.6 millimeters (2.78 x 5.73 in) |
| Weight | 234 grams (8.19 ounces) | 124 grams (4.34 ounces) |
| Build, materials | Aluminum body, glass front, ceramic back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Display type | AMOLED | AMOLED |
| Screen size | 6.81" inches | 5" inches |
| Screen-to-body ratio | ~91.4% (screen-to-body ratio) | ~67.1% (screen-to-body ratio) |
| Display resolution | 1440x3200 pixels (20:9) | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 515 PPI | 294 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 1700nits[peak] Dolby Vision/HDR10+ | feature not registered |
🤖 Operating System | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| System version | Android 11 | Android 7.0 Nougat |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 64bit: MediaTek MT6753 (28nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Octa-core, 2 processors: 4x 1.3GHz ARM Cortex-A53 (Quad-core) 4x 1.3GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | ARM Mali-T720 MP3 450Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| RAM memory | 12GB LPDDR5 | 3GB LPDDR3 |
| Internal storage | 256GB (230GB available) UFS 3.1 | 32GB (24GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 3500/1024 Mbps | 150/50 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 850/900/1700/1900/2100 | UMTS 850/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 32, 66) TD-LTE (38, 40, 41, 42) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) | LTE Cat4 700/1700/1800/2100/2600 (Bands 1,3,4,7,28) |
| Primary 5G network | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79) China version: SA/NSA (1, 3, 28, 41, 77, 78, 79) | 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+, LTE |
| 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 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Back camera (main camera) | (triple camera) 50 megapixels 48MP periscope telephoto f/4.1120mm1/2.0"0.8µmPDAFOIS5x-optical-zoom 48MP ultrawide f/2.212mm128°1/2.0"0.8µmPDAF | 13 megapixels |
| Main camera resolution | 8160x6120 pixels | 4128x3096 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash on both cameras |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 24mm lens | feature not registered |
| Sensor size | 1/1.12" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Front camera (secondary) | 20 megapixels | 13 megapixels |
| Front camera resolution | 5184x3840 pixels | 4128x3096 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | LED |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 27mm lens | feature not registered |
| Sensor size | 1/3.4" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) 5V 1,5A |
| Battery capacity | 5000 mAh | 2500 mAh |
| Charger, watts | 67W Wired fast charging Quick Charge 4+ USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | 67W Qi wireless charging 10W Reverse wireless charging | feature not registered |
| Talk time autonomy | feature not registered | 12 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| 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: Ceramic black, Ceramic white • MIUI 12.5 • Screen protector included • Protective case included • 24-bit/192kHz audio • Tuned by Harman Kardon • Secondary 1.1" AMOLED display next to the rear camera | • Colors: Black/Blue, White/Pink • LED notification • Additional plastic back cover |
☢️ Radiation rate | ||
| Xiaomi Mi 11 Ultra (256GB/12GB) | Quantum Go 2 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |