Xiaomi Poco X3 Pro (Global 256GB) vs Xiaomi Mi 8 SE (128GB)
Side by side comparison between Xiaomi Poco X3 Pro vs Xiaomi Mi 8 SE phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
IPS
IPS
1080x2400
48
MP
MP
20mp
8GB
RAM
RAM
Octa-core
5160
mAh
mAh
(Non removable)
vs
5.88"
AMOLED
AMOLED
1080x2248
12
MP
MP
20mp
6GB
RAM
RAM
Octa-core
3120
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Poco X3 Pro (Global 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!
18 Advantages 
5 Advantages | 27 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| (front) 20MP |
| 4K UHD (3840x2160) |
| +20 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 X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Model | Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) |
| Other model names | POCO X3 Pro M2102J20SG NFC (256GB+8GB RAM) | 小米8 SE, Xiaomi Mi8 SE (128GB + 6GB RAM), Xiaomi Sirius |
| Country or region available |  (Global, International) |   China, Hong Kong |
| Brand | Xiaomi | Xiaomi |
| Release date | 3/24/2021, Announced: 3/22/2021 | 6/1/2018 |
| Depth | 9.4 millimeters (0.37 inches) | 7.5 millimeters (0.3 inches) |
| Size (width x height) | 76.8 x 165.3 millimeters (3.02 x 6.51 in) | 73.09 x 147.28 millimeters (2.88 x 5.8 in) |
| Weight | 215 grams (7.53 ounces) | 164 grams (5.74 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | IP53 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 6.67" inches | 5.88" inches |
| Screen-to-body ratio | ~84.6% (screen-to-body ratio) | ~80.9% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 1080x2248 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 395 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 6 | Gorilla Glass 5 |
| Refresh rate | 120Hz | feature not registered |
| Display features | 450nits[typ] HDR10 | feature not registered |
🤖 Operating System | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| System version | Android 11 | Android 8.1 Oreo |
| Firmware update | Android 13 | Android 9.0 Pie |
| User Interface | MIUI 12.5 / 13 / 14 | feature not registered |
⚙️ Processor | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 860 (SM8150-AC) (7nm) | 64bit: Qualcomm Snapdragon 710 SDM710 (10nm) |
| CPU | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 Gold (Single-core) 3x 2.42GHz Kryo 485 Gold (Triple-core) 4x 1.78GHz Kryo 485 Silver (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 640 (250-672MHz) | Qualcomm Adreno 616 500Mhz |
| Performance (benchmark) | AnTuTu: 483527 (v8) Geekbench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| RAM memory | 8GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 256GB (230GB available) UFS 3.1 | 128GB (110GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | 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 | 800/150 Mbps |
| Network technology | 2G, 3G, 4G | 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 | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) | LTE Cat15 (Bands 1,3,5,7,8,20) TD-LTE (Bands 34,38,39,40,41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Back camera (main camera) | (quad camera) 48 megapixels 8MP ultrawide f/2.2119°1.0µm 2MP macro f/2.4 2MP depth f/2.4 | (dual camera) 12 megapixels 5MP depth f/2.01.12µm |
| Main camera resolution | 8000x6000 pixels | 4000x3000 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 | 1/2.55" inches |
| Pixel size | 0.8µm pixel | 1.4µm pixel |
| Autofocus | PDAF: 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 | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@960fps | feature not registered |
📸 Front camera | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Front camera (secondary) | 20 megapixels | 20 megapixels |
| Front camera resolution | 5184x3840 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.4" inches | feature not registered |
| Pixel size | 0.8µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Loudspeaker | Stereo sound with dual speakers | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | 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, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Supported | Supported |
🧭 Sensors | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5160 mAh | 3120 mAh |
| Charger, watts | 33W Wired fast charging | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| 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: Phantom Black, Frost Blue, Metal Bronze • Silicone Case included • Cooling up to 6 °C • LiquidCool 1.0 Plus | • Colors: Gray, Blue, Red, Gold • MIUI 9.5 • 18.7:9 / DCI-P3 / HDR10 display • Quick Charge 3.0 • WiFi display |
☢️ Radiation rate | ||
| Xiaomi Poco X3 Pro (Global 256GB) | Xiaomi Mi 8 SE (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.99W/kg (head), 0.67W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.57W/kg (head), 0.9W/kg (body) | feature not registered |