Xiaomi 17 (512GB/12GB) vs Tecno Phantom X
Side by side comparison between Xiaomi 17 vs Tecno Phantom X phones, differences, pros, cons and full specifications. What's the better?
,
6.3"
AMOLED
AMOLED
1220x2656
50
MP
MP
50mp
12GB
RAM
RAM
Octa-core
7000
mAh
mAh
(Non removable)
vs
6.7"
AMOLED
AMOLED
1080x2340
50
MP
MP
48mp
8GB
RAM
RAM
Octa-core
4700
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 17 (512GB/12GB)
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!
29 Advantages 
5 Advantages | 23 Common items in both devices |
| LTPO AMOLED / Super AMOLED |
| Digital and optical zoom |
| PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus |
| BSI sensor |
| HDR photo/video on both cameras / HDR photo on both cameras |
| Capacitive |
| Multitouch |
| +16 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 17 (512GB/12GB) | Tecno Phantom X | |
| Model | Xiaomi 17 (512GB/12GB) | Phantom X |
| Other model names | Xiaomi 17 25113PN0EC (Xiaomi 16) | Tecno Phantom X (AC8) |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Xiaomi | Tecno |
| Release date | 9/27/2025, Announced: 9/25/2025 | 6/24/2021 |
| Depth | 8.1 millimeters (0.32 inches) | 8.7 millimeters (0.34 inches) |
| Size (width x height) | 71.8 x 151.1 millimeters (2.83 x 5.95 in) | 73.8 x 163.5 millimeters (2.91 x 6.44 in) |
| Weight | 191 grams (6.69 ounces) | 201 grams (7.04 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front/back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Display type | LTPO AMOLED | Super AMOLED |
| Screen size | 6.3" inches | 6.7" inches |
| Screen-to-body ratio | ~89.5% (screen-to-body ratio) | ~91.3% (screen-to-body ratio) |
| Display resolution | 1220x2656 pixels (19.5:9) | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 464 PPI | 385 PPI |
| Colors | 68 billion | 16 million |
| Scratch-resistant glass | Dragon Crystal Glass | Gorilla Glass 5 |
| Refresh rate | 120Hz | 90Hz |
| Display features | 3500nits[peak] Dolby Vision/HDR10+ | Not supported |
🤖 Operating System | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| System version | Android 16 | Android 11 |
| Firmware update | feature not registered | feature not registered |
| User Interface | HyperOS 3 | feature not registered |
⚙️ Processor | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Chipset | 64bit: Qualcomm Snapdragon 8 Elite Gen 5 (SM8850-AC) (3nm) | 64bit: MediaTek Helio G95 (MT6785V) (12nm) |
| CPU | Octa-core, 2 processors: 2x 4.61GHz Oryon V3 Phoenix L (Dual-core) 6x 3.62GHz Oryon V3 Phoenix M (Hexa-core) | Octa-core, 2 processors: 2x 2.05GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 840 | ARM Mali-G76 MC4 (900MHz) |
| Performance (benchmark) | AnTuTu: 3492566 (v11) Geekbench: 11228 (v6.5) | AnTuTu: 309055 (v8) Geekbench: 1670 (v5.1) GFXBench: 17fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| RAM memory | 12GB LPDDR5X | 8GB LPDDR4X |
| Internal storage | 512GB (458GB available) | 256GB (222GB available) eMMC 5.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 3000/1024 Mbps | 300/150 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE | LTE Cat6 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 77, 78, 80, 81, 83, 84, 89) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42, 48) VoLTE | LTE Cat6 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Back camera (main camera) | (triple camera) 50 megapixels 50MP telephoto f/2.060mm1/2.76"0.64µmPDAFOIS2.6x-optical-zoom 50MP ultrawide f/2.417mm102°1/2.76"0.64µm | (triple camera) 50 megapixels 13MP telephoto f/2.450mmPDAF2x-optical-zoom 8MP ultrawide f/2.3120°1/4"1.12µmAF |
| Main camera resolution | 8160x6120 pixels | 8160x6120 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | Dual-LED flash | Quad-LED on main camera and Dual-LED on front camera |
| Focal aperture | f/1.7 (aperture) | f/1.9 (aperture) |
| Focal length | 23mm (lens) | feature not registered |
| Sensor size | 1/1.31" inches | 1/3" inches |
| Pixel size | 1.2µm pixel | 1.2µm pixel |
| Autofocus | PDAF: phase detection autofocus on both cameras | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 8K@30fps (HDR) 4K@30/60fps (HDR10+ 10-bit Dolby Vision/HDR 10-bit LOG 1080p@30/60/120/240/960fps 720p@1920fps | feature not registered |
📸 Front camera | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Front camera (secondary) | 50 megapixels | (dual front camera) 48 megapixels 8MP ultrawide f/2.2105°1/4"1.12µm |
| Front camera resolution | 8160x6120 pixels | 8000x6000 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Dual-LED |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | 21mm (lens) | feature not registered |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Loudspeaker | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Hi-Res audio | Supported |
| Active noise cancellation | 4 microphones | 2 microphones or more |
| Radio | Not supported | FM |
| 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 17 (512GB/12GB) | Tecno Phantom X | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.4 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax/be [wifi7/6] (2.4GHz, 5GHz, 6GHz) + 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, QZSS, NavIC | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| Battery type | Li-Si: lithium-silicon (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 7000 mAh | 4700 mAh |
| Charger, watts | 100W Wired fast charging Reverse charging by cable Quick Charge 3+ USB Power Delivery 3.0 | 33W Wired fast charging |
| Inductive / wireless charging | 50W Qi Wireless charging (Qi/WPC) 22.5W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| 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: Black, Blue, Pink, White | • Colors: Starry Night Blue, Monet Summer • HIOS 7.6 • Liquid Cooling system |
☢️ Radiation rate | ||
| Xiaomi 17 (512GB/12GB) | Tecno Phantom X | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |