Xiaomi Poco F4 GT (128GB) vs Sony Ericsson Vivaz Pro (U8i)
Side by side comparison between Xiaomi Poco F4 GT vs Sony Ericsson Vivaz Pro phones, differences, pros, cons and full specifications. What's the better?
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6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
4700
mAh
mAh
(Non removable)
vs
What's the better phone? Xiaomi Poco F4 GT (128GB)
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!
32 Advantages 
6 Advantages | 11 Common items in both devices |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| EIS: Digital stabilization |
| Accelerometer |
| Ambient light sensor |
| Hands-free calling |
| Video calling |
| +4 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 Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Model | Poco F4 GT (128GB) | Vivaz Pro (U8i) |
| Other model names | POCO F4 GT 21121210G (8GB RAM) | Sony Ericsson Vivaz Pro U8, SE Kanna |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Xiaomi | Sony Ericsson |
| Release date | 4/27/2022, Announced: 4/26/2022 | 5/1/2010 |
| Depth | 8.5 millimeters (0.33 inches) | 15 millimeters (0.59 inches) |
| Size (width x height) | 76.7 x 162.5 millimeters (3.02 x 6.4 in) | 52 x 109 millimeters (2.05 x 4.29 in) |
| Weight | 210 grams (7.35 ounces) | 117 grams (4.1 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Display type | AMOLED | TFT LCD |
| Screen size | 6.67" inches | 3.2" inches |
| Screen-to-body ratio | ~86.2% (screen-to-body ratio) | ~49.8% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 360x640 pixels |
| Touchscreen | Capacitive Multitouch | Resistive Single touch 1-point |
| Pixel density (dot pitch) | 395 PPI | 229 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Scratch-resistant glass |
| Refresh rate | 120Hz | feature not registered |
| Display features | 800nits[typ] HDR10+ DCI-P3 | feature not registered |
🤖 Operating System | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| System version | Android 12 | Symbian 9.4 S60 5th Edition Symbian^1 |
| Firmware update | Android 13 | feature not registered |
| User Interface | MIUI 13 / 14 | feature not registered |
⚙️ Processor | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Gen 1 (SM8450) (4nm) | 32bit |
| CPU | Octa-core, 3 processors: 1x 3GHz ARM Cortex-X2 (Single-core) 3x 2.5GHz ARM Cortex-A710 (Triple-core) 4x 1.79GHz ARM Cortex-A510 (Quad-core) | Single-core, 1 processor: 1x 720MHz ARM Cortex-A8 (Single-core) |
| GPU graphical controller | Qualcomm Adreno 730 (818MHz) | PowerVR SGX530 |
| Performance (benchmark) | AnTuTu: 952124 (v9) Geekbench: 3637 (v5.4) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| RAM memory | 8GB LPDDR5 | 256MB SDRAM |
| Internal storage | 128GB (101GB available) UFS 3.1 | 512MB (75MB available) |
| External storage | Not supported | Until 16GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 7.2/2 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 800/850/900/1700/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (38, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | Not supported |
📷 Camera | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Back camera (main camera) | (triple camera) 64 megapixels 8MP ultrawide f/2.2120° 2MP macro f/2.4 | 5 megapixels |
| Main camera resolution | 10120x6328 pixels | 2560x1920 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | HD (1280x720) 24 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.9 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.73" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Not 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 |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | Not supported |
| Camera extras | 1080p@120fps 720p@960fps | feature not registered |
📸 Front camera | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Front camera (secondary) | 20 megapixels | Not supported |
| Front camera resolution | 5184x3840 pixels | Not supported |
| Video recording (secondary) | Not supported | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Hi-Res Audio Tuned by JBL | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, WMV, 3GP, RV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WMA, WAV, RA, AAC, M4A |
🔌 Connectivity | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Proprietary TV-out |
| Bluetooth | 5.2 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) EP500 |
| Battery capacity | 4700 mAh | 1200 mAh |
| Charger, watts | 120W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 5.2 hours |
| Standby | feature not registered | 440 hours (18.3 days) |
➕ Other features | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Stealth Black, Knight Silver, Cyber Yellow • Physical magnetic pop-up gaming triggers • LiquidCool Technology 3.0 | • Colors: Black, White • 8GB microSD included • 3D stereo sound • Continuous autofocus • Touch capture • WisePilot navigation Java framework |
☢️ Radiation rate | ||
| Xiaomi Poco F4 GT (128GB) | Sony Ericsson Vivaz Pro (U8i) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.99W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.59W/kg (head), 0.96W/kg (body) | feature not registered |