Sony Xperia U (ST25i) vs Infinix Zero Flip (256GB)
Side by side comparison between Sony Xperia U vs Infinix Zero Flip phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
LED
LED
480x854
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1320
mAh
mAh
(Removable)
vs
6.9"
AMOLED
AMOLED
1080x2640
50
MP
MP
50mp
8GB
RAM
RAM
Octa-core
4720
mAh
mAh
(Non removable)
What's the better phone? Infinix Zero Flip (256GB)
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!
6 Advantages 
29 Advantages | 16 Common items in both devices |
| Plastic body, glass front / Plastic body |
| 16 million |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus on both cameras |
| Capacitive |
| Multitouch |
| Accelerometer |
| +9 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 | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Model | Xperia U (ST25i) | Zero Flip (256GB) |
| Other model names | Sony Xperia U ST25, Sony Kumquat | Infinix Zero Flip X6962 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Sony | Infinix |
| Release date | 5/7/2012, Announced: 2/1/2012 | 10/1/2024, Announced: 9/27/2024 |
| Depth | 12 millimeters (0.47 inches) | 7.6 millimeters (0.3 inches) |
| Size (width x height) | 54 x 112 millimeters (2.13 x 4.41 in) | 73.4 x 170.4 millimeters (2.89 x 6.71 in) |
| Weight | 110 grams (3.85 ounces) | 195 grams (6.83 ounces) |
| Build, materials | Plastic body, glass front | Plastic body Folded: 16 x 73.4 x 87.5 mm |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Display type | TFT LED-Backlit LCD | LTPO AMOLED |
| Screen size | 3.5" inches | 6.9" inches |
| Screen-to-body ratio | ~55.8% (screen-to-body ratio) | ~86.1% (screen-to-body ratio) |
| Display resolution | 480x854 pixels (16:9) | 1080x2640 pixels |
| Touchscreen | Capacitive Multitouch 4-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 280 PPI | 413 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Not supported |
| Refresh rate | 60Hz | 120Hz |
| Display features | Not supported | 1400nits[peak] Extra display: AMOLED 3.64" (1056x1066), 120Hz, 413PPI, Gorilla Glass Victus |
🤖 Operating System | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| System version | Android 2.3.7 Gingerbread | Android 14 |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | Android 16 |
| User Interface | feature not registered | XOS 14 / 15 / 16 |
⚙️ Processor | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Chipset | 32bit: ST-Ericsson NovaThor U8500 (45nm) | 64bit: MediaTek Dimensity 8020 (6nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP1 | ARM Mali-G77 MC9 |
| Performance (benchmark) | feature not registered | AnTuTu: 729420 (v10) |
💽 Memory and storage | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| RAM memory | 512MB LPDDR2 | 8GB LPDDR4X |
| Internal storage | 8GB (4GB available) | 256GB (220GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 14.4/5.76 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G | 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat15 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Back camera (main camera) | 5 megapixels | (dual camera) 50 megapixels 50MP ultrawide f/2.2115°1/2.8"0.64µmPDAF |
| Main camera resolution | 2592x1944 pixels | 8160x6120 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED on both cameras |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/1.57" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus on both cameras |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo only main camera |
| Camera extras | feature not registered | 4K@30fps 1080p@30/60/120fps |
📸 Front camera | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Front camera (secondary) | 0.3 megapixels | 50 megapixels |
| Front camera resolution | 640x480 pixels | 8160x6120 pixels |
| Video recording (secondary) | VGA (640x480) | 4K UHD (3840x2160) |
| Front flash | Not supported | Dual-LED |
| Focal aperture | feature not registered | f/2.5 (aperture) |
| Focal length | feature not registered | 25mm (lens) |
| Sensor size | feature not registered | 1/2.76" inches |
| Pixel size | feature not registered | 0.64µm pixel |
🔉 Sound and multimedia | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Loudspeaker | Supported | Stereo sound 24-bit/192kHz Hi-Res audio Tuned by JBL |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263, H.264, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, eAAC+, WMA, WAV | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.4 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Compass Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BA600 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1320 mAh | 4720 mAh |
| Charger, watts | Wired charging | 70W Wired fast charging 10W Reverse charging by cable |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 5.6 hours | feature not registered |
| Standby | 472 hours (19.7 days) | feature not registered |
➕ Other features | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Exchangeable bottom caps: White, Black, Pink, Yellow • Sony Reality Display • Sony Mobile BRAVIA Engine • xLoud • 3D surround sound • WiFi hotspot • Java framework | • Colors: Rock Black, Blossom Glow |
☢️ Radiation rate | ||
| Sony Xperia U (ST25i) | Infinix Zero Flip (256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.09W/kg (head), 0.93W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.62W/kg (head) | feature not registered |