Amazon Fire Phone (64GB) vs Xiaomi 14 Ultra (China 256GB)
Side by side comparison between Amazon Fire Phone vs Xiaomi 14 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
IPS
IPS
720x1280
13
MP
MP
2.1mp
2GB
RAM
RAM
Quad-core
2400
mAh
mAh
(Non removable)
vs
6.73"
AMOLED
AMOLED
1440x3200
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
5300
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 14 Ultra (China 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!
3 Advantages 
34 Advantages | 16 Common items in both devices |
| Autofocus / LDAF/PDAF: laser/phase detection autofocus |
| OIS: Optical stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Barometer |
| +9 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 | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Model | Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) |
| Other model names | AT&T Amazon Firephone SD4930UR | Xiaomi 14 Ultra |
| Country or region available |  USA |  China |
| Brand | Amazon | Xiaomi |
| Release date | 7/25/2014, Announced: 6/18/2014 | 2/22/2024 |
| Depth | 8.9 millimeters (0.35 inches) | 9.2 millimeters (0.36 inches) |
| Size (width x height) | 66.5 x 139.2 millimeters (2.62 x 5.48 in) | 75.3 x 161.4 millimeters (2.96 x 6.35 in) |
| Weight | 160 grams (5.6 ounces) | 224 grams (7.84 ounces) |
| Build, materials | Plastic body, glass front/back Back: Gorilla Glass 3 | Aluminum frame, glass front, leather back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Display type | TFT IPS LCD | LTPO AMOLED |
| Screen size | 4.7" inches | 6.73" inches |
| Screen-to-body ratio | ~65.8% (screen-to-body ratio) | ~90% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels (16:9) | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 312 PPI | 521 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass 3 | Dragon Crystal Glass |
| Refresh rate | 60Hz | 120Hz |
| Display features | Not supported | 1000nits[typ], 3000nits[peak] Dolby Vision/HDR10+ 100% DCI-P3 12-bit Touch Sampling Rate: 240Hz |
🤖 Operating System | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| System version | Android 4.2.2 Jelly Bean | Android 14 |
| Firmware update | feature not registered | feature not registered |
| User Interface | Amazon Fire OS UI 3.5 / 3.6.5 | HyperOS |
⚙️ Processor | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 800 MSM8974 (28nm) | 64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AB) (4nm) |
| CPU | Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core) | Octa-core, 4 processors: 1x 3.3GHz ARM Cortex-X4 (Single-core) 3x 3.15GHz ARM Cortex-A720 (Triple-core) 2x 2.96GHz ARM Cortex-A720 (Dual-core) 2x 2.26GHz ARM Cortex-A520 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 330 | Qualcomm Adreno 750 |
| Performance (benchmark) | feature not registered | AnTuTu: 2004190 (v10) |
💽 Memory and storage | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| RAM memory | 2GB LPDDR3 | 12GB LPDDR5X |
| Internal storage | 64GB (57GB available) eMMC 4.5 | 256GB (220GB available) UFS 4.0 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 100/50 Mbps | 3000/1024 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 | 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 Cat3 (1, 2, 3, 4, 5, 7, 8, 17, 20) | LTE Cat20 (1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66) TD-LTE (38, 40, 41, 42, 48) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78, 79) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | 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 | Not supported | CDMA 800, GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66) TD-LTE (38, 40, 41, 42, 48) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Back camera (main camera) | 13 megapixels | (5 cameras) 50 megapixels 50MP telephoto f/1.875mm1/2.51"0.7µmPDAFOIS3.2x-optical-zoom 50MP periscope telephoto f/2.5120mm1/2.51"0.7µmPDAFOIS5x-optical-zoom 50MP ultrawide f/1.812mm122°1/2.51"0.7µm 0.3MP depth TOF3D |
| Main camera resolution | 4128x3096 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.6 (aperture) |
| Focal length | feature not registered | 23mm lens |
| Sensor size | feature not registered | 1/1" inches |
| Pixel size | feature not registered | 1.6µm pixel |
| Autofocus | Autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 8K@24/30fps 4K@24/30/60/120fps 1080p@30/60/120fps 1080p@240/480/960/1920fps Slow motion Leica Summilux HDR10+, 10-bit Dolby Vision, 10-bit LOG |
📸 Front camera | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Front camera (secondary) | 2.1 megapixels | 32 megapixels |
| Front camera resolution | 1920x1080 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 22mm lens |
| Sensor size | feature not registered | 1/3.14" inches |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Loudspeaker | Stereo sound Dolby Digital Plus | Stereo sound 24-bit/192kHz Dolby Atmos Hi-Res |
| 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.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| USB | MicroUSB 2.0 | USB 3.2 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 + A2DP | 5.4 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi hotspot | 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2400 mAh | 5300 mAh |
| Charger, watts | 9W Wired charging | 90W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | 80W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging |
| Talk time autonomy | 22 hours | feature not registered |
| Standby | 285 hours (11.9 days) | feature not registered |
➕ Other features | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| Call control | Voice recorder | 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 • 3D Dynamic Perspective UI (based on 4 front cameras) • System wide tilt, auto-scroll, swivel and peek functions • Unlimited Cloud Drive photo storage | • Colors: Black, White, Blue |
☢️ Radiation rate | ||
| Amazon Fire Phone (64GB) | Xiaomi 14 Ultra (China 256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.34W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |