Honor 400 (DNY-NX9 512GB/8GB) vs Xiaomi 12X (128GB)
Side by side comparison between Honor 400 vs Xiaomi 12X phones, differences, pros, cons and full specifications. What's the better?
,
6.55"
AMOLED
AMOLED
1264x2736
200
MP
MP
50mp
8GB
RAM
RAM
Octa-core
5300
mAh
mAh
(Non removable)
vs
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Honor 400 (DNY-NX9 512GB/8GB)
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!
15 Advantages 
10 Advantages | 31 Common items in both devices |
| 8GB LPDDR5 |
| AMOLED |
| 120Hz |
| 1 billion |
| Only digital zoom |
| PDAF: phase detection autofocus |
| OIS: Optical stabilization |
| +24 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 | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Model | 400 (DNY-NX9 512GB/8GB) | 12X (128GB) |
| Other model names | Huawei Honor 400 DNY-NX9 | Xiaomi 12X 2112123AG (Global), 2112123AC (China) |
| Country or region available |   (Europe), (Global, International) | (Global, International) |
| Brand | Honor | Xiaomi |
| Release date | 5/23/2025, Announced: 5/22/2025 | 12/31/2021, Announced: 12/28/2021 |
| Depth | 7.3 millimeters (0.29 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 74.6 x 156.5 millimeters (2.94 x 6.16 in) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) |
| Weight | 184 grams (6.44 ounces) | 176 grams (6.16 ounces) |
| Build, materials | Plastic body, glass front | Aluminum body, glass front, plastic back |
| Protection against water and others | IP65 certified: dust proof and protection from short-term exposure to water jets | Not supported |
📲 Display | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Display type | AMOLED | AMOLED |
| Screen size | 6.55" inches | 6.28" inches |
| Screen-to-body ratio | ~90.3% (screen-to-body ratio) | ~89.2% (screen-to-body ratio) |
| Display resolution | 1264x2736 pixels (19.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 460 PPI | 419 PPI |
| Colors | 1 billion | 1 billion |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | 120Hz | 120Hz |
| Display features | 5000nits[peak] HDR8 | 1100nits[peak] Dolby Vision/HDR10+ DCI-P3 Touch rate: 480Hz |
🤖 Operating System | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| System version | Android 15 | Android 11 |
| Firmware update | feature not registered | Android 12 |
| User Interface | MagicOS 9 | MIUI 13 |
⚙️ Processor | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 7 Gen 3 (SM7550-AB) (4nm) | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) |
| CPU | Octa-core, 3 processors: 1x 2.63GHz ARM Cortex-A715 (Single-core) 3x 2.4GHz ARM Cortex-A715 (Triple-core) 4x 1.8GHz ARM Cortex-A510 (Quad-core) | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 720 (676MHz) | Qualcomm Adreno 650 (670MHz) |
| Performance (benchmark) | AnTuTu: 854878 (v10) Geekbench: 3133 (v6) | AnTuTu: 598003 (v8), 690298 (v9) Geekbench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| RAM memory | 8GB LPDDR5 | 8GB LPDDR5 |
| Internal storage | 512GB (458GB available) UFS 2.2 | 128GB (103GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| 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) + e-SIM | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 8, 19, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| Primary 5G network | SA/NSA (1, 5, 8, 28, 41, 77, 78) | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 850/900/1700/1900/2100 | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 8, 19, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Back camera (main camera) | (dual camera) 200 megapixels 12MP ultrawide f/2.2112°AF | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF |
| Main camera resolution | 20000x10000 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | 1/1.4" inches | 1/1.56" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@960fps Sony IMX766 |
📸 Front camera | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Front camera (secondary) | 50 megapixels | 32 megapixels |
| Front camera resolution | 8160x6120 pixels | 6528x4896 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.5 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Loudspeaker | Stereo sound | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon |
| Active noise cancellation | 2 microphones | 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 | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| 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 reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.4 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Supported | Supported |
🧭 Sensors | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Virtual proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| Battery type | Li-Si: lithium-silicon (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5300 mAh | 4500 mAh |
| Charger, watts | 66W Wired fast charging 5W Reverse charging by cable | 67W Wired fast charging Quick Charge 4 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 | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (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: Midnight Black, Meteor Silver, Desert Gold, Tidal Blue | • Colors: Gray, Blue, Purple • LiquidCool |
☢️ Radiation rate | ||
| Honor 400 (DNY-NX9 512GB/8GB) | Xiaomi 12X (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.59W/kg (head), 1W/kg (body) |