Apple iPhone 12 Pro Max (128GB) vs Xiaomi Poco X3 Pro (J20SI 128GB)
Side by side comparison between Apple iPhone 12 Pro Max vs Xiaomi Poco X3 Pro phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
OLED
OLED
1284x2778
12
MP
MP
12mp
6GB
RAM
RAM
Hexa-core
3687
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
48
MP
MP
20mp
6GB
RAM
RAM
Octa-core
5160
mAh
mAh
(Non removable)
What's the better phone? Apple iPhone 12 Pro Max (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!
22 Advantages 
12 Advantages | 22 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (111GB available) / 128GB (106GB available) |
| 16 million |
| Dual-LED flash |
| PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| 4K UHD (3840x2160) |
| +15 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 | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Model | iPhone 12 Pro Max (128GB) | Poco X3 Pro (J20SI 128GB) |
| Other model names | iPhone 12 Pro Max A2342, A2410, A2411, A2412 | POCO X3 Pro M2102J20SI (128GB+6GB RAM) |
| Country or region available |  (Global, International) |  India |
| Brand | Apple | Xiaomi |
| Release date | 10/13/2020 | 3/24/2021, Announced: 3/22/2021 |
| Depth | 7.4 millimeters (0.29 inches) | 9.4 millimeters (0.37 inches) |
| Size (width x height) | 78.1 x 160.8 millimeters (3.07 x 6.33 in) | 76.8 x 165.3 millimeters (3.02 x 6.51 in) |
| Weight | 226 grams (7.91 ounces) | 215 grams (7.53 ounces) |
| Build, materials | Stainless steel body, glass front/back | Plastic body, glass front |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | IP53 certified: protection against dust and splashing |
📲 Display | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Display type | Super Retina XDR OLED | TFT IPS LCD |
| Screen size | 6.7" inches | 6.67" inches |
| Screen-to-body ratio | ~87.8% (screen-to-body ratio) | ~84.6% (screen-to-body ratio) |
| Display resolution | 1284x2778 pixels (19.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 457 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Ceramic Shield | Gorilla Glass 6 |
| Refresh rate | 60Hz | 120Hz |
| Display features | 800nits[typ], 1200nits[peak] Dolby Vision/HDR10 Wide color gamut True-tone Oleophobic coating screen | 450nits[typ] HDR10 |
🤖 Operating System | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| System version | iOS 14 | Android 11 |
| Firmware update | iOS 16 | Android 13 |
| User Interface | feature not registered | MIUI 12.5 / 13 / 14 |
⚙️ Processor | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Chipset | 64bit: Apple A14 Bionic (5nm) | 64bit: Qualcomm Snapdragon 860 (SM8150-AC) (7nm) |
| CPU | Hexa-core, 2 processors: 2x 3.1GHz Firestorm (Dual-core) 4x 1.8GHz Icestorm (Quad-core) | 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) |
| GPU graphical controller | Apple GPU MP4 | Qualcomm Adreno 640 (250-672MHz) |
| Performance (benchmark) | AnTuTu: 638584 (v8), 722727 (v9) Geekbench: 4240 (v5.1) GFXBench: 55fps (ES 3.1 onscreen) | AnTuTu: 483527 (v8) Geekbench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (111GB available) NVMe (SSD) | 128GB (106GB available) UFS 3.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 5000/1024 Mbps | 800/150 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 VoLTE A2342 version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42, 46, 48) A2410 version: LTE (1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42, 46, 48) A2411, A2412 versions: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42, 46, 48) | LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) |
| Primary 5G network | A2342 version: Sub6/mmWave (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79, 260, 261) A2410, A2411, A2412 versions: Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78, 79) | Not supported |
| 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, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Back camera (main camera) | (quad camera) 12 megapixels 12MP ultrawide f/2.4120°13mm1/3.6" 12MP telephoto f/2.265mm1/3.4"1.0µmPDAFOIS2.5x-optical-zoom 0.3MP TOF 3D LiDAR-scanner | (quad camera) 48 megapixels 8MP ultrawide f/2.2119°1.0µm 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 4000x3000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.6 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | 1.7µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@240fps | 1080p@960fps |
📸 Front camera | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Front camera (secondary) | (dual front camera) 12 megapixels 0.3MP SL 3D | 20 megapixels |
| Front camera resolution | 4000x3000 pixels | 5184x3840 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 23mm lens | feature not registered |
| Sensor size | 1/3.6" inches | 1/3.4" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Loudspeaker | Stereo sound Dolby Atmos | Stereo sound with dual speakers |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MPEG4, H.265, H.264, MOV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAX+, AIFF | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| USB | USB 2.0 proprietary connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Proprietary TV-out | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi 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, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Gyroscope Proximity sensor UWB (Ultra Wideband) | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3687 mAh | 5160 mAh |
| Charger, watts | 20W Wired fast charging USB Power Delivery 2.0 | 33W Wired fast charging |
| Inductive / wireless charging | 15W Qi wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 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: Silver, Graphite, Gold, Pacific Blue • Face ID • Apple Pay (Visa, MasterCard, AMEX) | • Colors: Phantom Black, Frost Blue, Metal Bronze • Silicone Case included • Cooling up to 6 °C • LiquidCool 1.0 Plus |
☢️ Radiation rate | ||
| iPhone 12 Pro Max (128GB) | Xiaomi Poco X3 Pro (J20SI 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.99W/kg (head), 0.67W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 0.99W/kg (head), 0.99W/kg (body) | 0.57W/kg (head), 0.9W/kg (body) |