Nokia Lumia 830 (RM-984) vs Xiaomi Mix 4 (128GB)
Side by side comparison between Nokia Lumia 830 vs Xiaomi Mix 4 phones, differences, pros, cons and full specifications. What's the better?
,
5"
IPS
IPS
720x1280
10.1
MP
MP
1mp
1GB
RAM
RAM
Quad-core
2200
mAh
mAh
(Removable)
vs
6.67"
AMOLED
AMOLED
1080x2400
108
MP
MP
20mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mix 4 (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!
6 Advantages 
31 Advantages | 13 Common items in both devices |
| Autofocus / LDAF/PDAF: laser/phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| Gyroscope |
| +6 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 | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Model | Lumia 830 (RM-984) | Mix 4 (128GB) |
| Other model names | Nokia Lumia 830 4G, Nokia RM-984, Nokia Tesla | 小米MIX 4 2106118C (8GB RAM) |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Nokia | Xiaomi |
| Release date | 9/1/2014 | 8/16/2021, Announced: 8/10/2021 |
| Depth | 8.5 millimeters (0.33 inches) | 8 millimeters (0.31 inches) |
| Size (width x height) | 70.7 x 139.4 millimeters (2.78 x 5.49 in) | 75.35 x 162.65 millimeters (2.97 x 6.4 in) |
| Weight | 150 grams (5.25 ounces) | 225 grams (7.88 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front, ceramic back |
| Protection against water and others | Not supported | IP53 certified: protection against dust and splashing |
📲 Display | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 5" inches | 6.67" inches |
| Screen-to-body ratio | ~69.9% (screen-to-body ratio) | ~87.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 395 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | Dolby Vision/HDR10+ Touch Sampling Rate: 480Hz |
🤖 Operating System | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| System version | Windows Phone 8.1 | Android 11 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | MIUI 12.5 / 13 |
⚙️ Processor | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) | 64bit: Qualcomm Snapdragon 888+ (SM8350-AC) (5nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Octa-core, 3 processors: 1x 3GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 305 400Mhz | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 798010 (v9) |
💽 Memory and storage | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| RAM memory | 1GB LPDDR2 | 8GB LPDDR5 |
| Internal storage | 16GB (14GB available) | 128GB (101GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| 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 | 150/50 Mbps | 2000/1024 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 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 800/900/1800/2100/2600 (Bands 1,3,7,8,20) | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 5, 8, 28, 41, 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 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Back camera (main camera) | 10.1 megapixels | (triple camera) 108 megapixels 13MP ultrawide f/2.212mm123°1/3.06"1.12µm 8MP periscope telephoto f/4.1120mmPDAFOIS5x-optical-zoom |
| Main camera resolution | 3840x2640 pixels | 12000x9000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | 24mm lens |
| Sensor size | 1/3.4" inches | 1/1.33" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@30/60fps 1080p@30/60/120/480fps |
📸 Front camera | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Front camera (secondary) | 1 megapixels | 20 megapixels |
| Front camera resolution | 1280x720 pixels | 5184x3840 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/3.4 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | feature not registered | 1/0.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Loudspeaker | Supported | Stereo sound 24-bit/192kHz Tuned by Harman Kardon |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| USB | MicroUSB 2.0 | 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 | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.0 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Heart rate Proximity sensor UWB (Ultra Wideband) |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BV-L4A | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2200 mAh | 4500 mAh |
| Charger, watts | Wired charging | 120W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 50W Qi wireless charging 10W Reverse wireless charging |
| Talk time autonomy | 15 hours | feature not registered |
| Standby | 530 hours (22.1 days) | feature not registered |
➕ Other features | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (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: Black, Orange, Green, White • Lumia Denim UI • Nokia ClearBlack Display • Dolby Digital Plus sound enhancement • Carl Zeiss optics • 15GB OneDrive • Qi wireless charging • WiFi hotspot | • Colors: Ceramic Black, Ceramic White, Shadow Gray • Silicone case included • Screen protector included |
☢️ Radiation rate | ||
| Nokia Lumia 830 (RM-984) | Xiaomi Mix 4 (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.87W/kg (head), 0.83W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.46W/kg (head), 0.59W/kg (body) | feature not registered |