Xiaomi Mi 9 SE (64GB) vs Xiaomi Poco X4 GT (256GB)
Side by side comparison between Xiaomi Mi 9 SE vs Xiaomi Poco X4 GT phones, differences, pros, cons and full specifications. What's the better?
,
5.97"
AMOLED
AMOLED
1080x2340
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3070
mAh
mAh
(Non removable)
vs
6.6"
IPS
IPS
1080x0
64
MP
MP
16mp
8GB
RAM
RAM
Octa-core
5080
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Poco X4 GT (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!
10 Advantages 
20 Advantages | 26 Common items in both devices |
| 16 million |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| +19 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 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Model | Xiaomi Mi 9 SE (64GB) | Poco X4 GT (256GB) |
| Other model names | 小米9 SE M1903F2G, M1903F2A, Xiaomi Grus | POCO X4 GT 5G (8GB RAM) |
| Country or region available |   (Global, International), China | (Global, International) |
| Brand | Xiaomi | Xiaomi |
| Release date | 3/1/2019, Announced: 2/20/2019 | 6/27/2022, Announced: 6/23/2022 |
| Depth | 7.45 millimeters (0.29 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 70.5 x 147.5 millimeters (2.78 x 5.81 in) | 74.29 x 163.64 millimeters (2.92 x 6.44 in) |
| Weight | 155 grams (5.43 ounces) | 200 grams (7 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.97" inches | 6.6" inches |
| Screen-to-body ratio | ~84.1% (screen-to-body ratio) | feature not registered |
| Display resolution | 1080x2340 pixels (19.5:9) | Not supported (20.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 432 PPI | feature not registered |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 144Hz |
| Display features | HDR8 | 500nits[typ] Dolby Vision/HDR10 DCI-P3 |
🤖 Operating System | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| System version | Android 9.0 Pie | Android 12 |
| Firmware update | Android 11 | feature not registered |
| User Interface | MIUI 10 / 11 / 12.5 | MIUI 13 |
⚙️ Processor | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 712 (SDM712) (10nm) | 64bit: MediaTek Dimensity 8100 (5nm) |
| CPU | Octa-core, 2 processors: 2x 2.3GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) | Octa-core, 2 processors: 4x 2.85GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 616 (610MHz) | ARM Mali-G610 MC6 |
| Performance (benchmark) | AnTuTu: 180057 (v7) Geekbench: 6017 (v4.4) GFXBench: 14fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| RAM memory | 6GB LPDDR4X | 8GB LPDDR5 |
| Internal storage | 64GB (50GB available) UFS 2.0 | 256GB (218GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| 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 | 800/150 Mbps | 2000/1024 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 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) India version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) |
| 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, UMTS, 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 | UMTS 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat15 (1, 3, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Back camera (main camera) | (triple camera) 48 megapixels 13MP ultrawide f/2.41.12µm 8MP telephoto f/2.41.12µmPDAF | (triple camera) 64 megapixels 8MP ultrawide f/2.2120°1/4"1.12µm 2MP macro f/2.41.75µm |
| Main camera resolution | 8000x6000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | 1/1.72" inches |
| Pixel size | 0.8µm pixel | 0.8µm pixel |
| Autofocus | LDAF/PDAF: laser/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 | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@60fps |
📸 Front camera | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Front camera (secondary) | 20 megapixels | 16 megapixels |
| Front camera resolution | 5184x3840 pixels | 4608x3456 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.5 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.06" inches |
| Pixel size | 0.9µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos |
| 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, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.3 + 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Supported |
| Infrared port | Supported | Supported |
🧭 Sensors | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Virtual proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3070 mAh | 5080 mAh |
| Charger, watts | 18W Wired fast charging | 67W Wired fast charging Reverse charging by cable 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 9 SE (64GB) | Xiaomi Poco X4 GT (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, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gray, Violet, Blue | • Colors: Black, Blue, Silver • LiquidCool Technology 2.0 |
☢️ Radiation rate | ||
| Xiaomi Mi 9 SE (64GB) | Xiaomi Poco X4 GT (256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.39W/kg (head), 1.39W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 1.19W/kg (head), 1.17W/kg (body) | feature not registered |