Sony Ericsson Xperia mini (ST15a) vs Xiaomi Redmi Note 9T (64GB)
Side by side comparison between Sony Ericsson Xperia mini vs Xiaomi Redmi Note 9T phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.53"
IPS
IPS
1080x2340
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi Note 9T (64GB)
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!
3 Advantages 
30 Advantages | 17 Common items in both devices |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| +10 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 Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Model | Xperia mini (ST15a) | Redmi Note 9T (64GB) |
| Other model names | Sony Xperia mini ST15, Sony Ericsson Smultron | Redmi Note 9T 5G M2007J22G |
| Country or region available |     (Latin America), Brazil, Canada, USA |  (Global, International) |
| Brand | Sony Ericsson | Xiaomi |
| Release date | 8/1/2011 | 1/18/2021, Announced: 1/8/2021 |
| Depth | 16 millimeters (0.63 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 52 x 88 millimeters (2.05 x 3.46 in) | 77.3 x 161.9 millimeters (3.04 x 6.37 in) |
| Weight | 99 grams (3.47 ounces) | 199 grams (6.97 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Water repellent nano-coating (don't immerse) |
📲 Display | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Display type | TFT LED-Backlit LCD | TFT IPS LCD |
| Screen size | 3" inches | 6.53" inches |
| Screen-to-body ratio | ~58.6% (screen-to-body ratio) | ~83.6% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 192 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 450nits[typ] 2.5D glass |
🤖 Operating System | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| System version | Android 2.3.3 Gingerbread | Android 10 |
| Firmware update | Android 4.0.4 Ice Cream Sandwich ICS | Android 12 |
| User Interface | feature not registered | MIUI 12 / 13 |
⚙️ Processor | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255 | 64bit: MediaTek Dimensity 800U (7nm) |
| CPU | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) | Octa-core, 2 processors: 2x 2.4GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 205 | ARM Mali-G57 MC3 (850MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 288732 (v8) Geekbench: 1775 (v5.1) |
💽 Memory and storage | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| RAM memory | 512MB LPDDR | 4GB LPDDR4X |
| Internal storage | 1GB (320MB available) | 64GB (48GB available) UFS 2.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 7.2/5.76 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 850/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42) VoLTE |
| Primary 5G network | Not supported | 1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78, 79 SA/NSA/Sub6 |
| 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 Cat12 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 48 megapixels 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 2592x1944 pixels | 8000x6000 pixels |
| Video recording (primary) | HD (1280x720) | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | 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 | Supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@30/60fps |
📸 Front camera | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Front camera (secondary) | Not supported | 13 megapixels |
| Front camera resolution | Not supported | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.3 (aperture) |
| Focal length | feature not registered | 29mm (lens) |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers 24-bit/192kHz |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Battery type | LiPo: li-ion polymer (Removable) EP500 | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1200 mAh | 5000 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 4.5 hours | feature not registered |
| Standby | 320 hours (13.3 days) | feature not registered |
➕ Other features | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| Call control | 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 | Not 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, Pink, Blue, White • 2GB microSD included • Sony Ericsson UX platform • Sony Ericsson Timescape • Sony Ericsson PlayNow • Wi-Fi hotspot • Java framework | • Colors: Nightfall Black, Daybreak Purple |
☢️ Radiation rate | ||
| Sony Ericsson Xperia mini (ST15a) | Redmi Note 9T (64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.07W/kg (head), 1.05W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.78W/kg (head) | 0.59W/kg (head), 0.94W/kg (body) |