Microsoft Lumia 640 (Dual-Sim 3G) vs Xiaomi Redmi 12C (NFC 128GB/4GB)
Side by side comparison between Microsoft Lumia 640 vs Xiaomi Redmi 12C phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.71"
IPS
IPS
720x1650
50
MP
MP
5mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi 12C (NFC 128GB/4GB)
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!
9 Advantages 
23 Advantages | 19 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| BSI sensor |
| Full HD (1920x1080) |
| +12 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 | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Model | Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) |
| Other model names | Microsoft Lumia 640 3G Dual Sim, Microsoft RM-1109 | Redmi 12C (22120RN86G) |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Microsoft | Xiaomi |
| Release date | 4/1/2015 | 1/1/2023, Announced: 12/31/2022 |
| Depth | 8.8 millimeters (0.35 inches) | 8.77 millimeters (0.35 inches) |
| Size (width x height) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) | 76.41 x 168.76 millimeters (3.01 x 6.64 in) |
| Weight | 145 grams (5.08 ounces) | 192 grams (6.72 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | IP52 certified: protection against dust and splashing |
📲 Display | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5" inches | 6.71" inches |
| Screen-to-body ratio | ~67.6% (screen-to-body ratio) | ~82.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1650 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 268 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 500nits[typ] |
🤖 Operating System | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| System version | Windows Phone 8.1 | Android 12 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | MIUI 13 / 14 |
⚙️ Processor | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) | 64bit: MediaTek Helio G85 (12nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Octa-core, 2 processors: 2x 2GHz ARM-Cortex-A75 (Dual-core) 6x 1.8GHz ARM-Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 305 400Mhz | ARM Mali-G52 MC2 (1GHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 200509 (v9), 242267 (v10) |
💽 Memory and storage | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| RAM memory | 1GB LPDDR2 | 4GB LPDDR4X |
| Internal storage | 8GB (3GB available) | 128GB (101GB available) eMMC 5.1 |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 42/5.76 Mbps | 300/150 Mbps |
| Network technology | 2G, 3G | 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/2100 |
| Primary 4G network | Not supported | LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | CDMA2000 1xEV-DO UMTS 850/900/2100 |
| Secondary 4G network | Not supported | LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Back camera (main camera) | 8 megapixels | (dual camera) 50 megapixels 0.08MP depth |
| Main camera resolution | 3264x2448 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/4" inches | 1/2.76" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Front camera (secondary) | 1 megapixels | 5 megapixels |
| Front camera resolution | 1280x720 pixels | 2560x1920 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | FM |
| 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 | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Face unlock Fingerprint sensor (rear-mounted) Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 10W Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 20 hours | feature not registered |
| Standby | 840 hours (35 days) | feature not registered |
➕ Other features | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| Call control | Voice dialing, 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 • Lumia Denim UI • Microsoft ClearBlack display • OneDrive 30GB • Beidou GPS • WiFi hotspot | • Colors: Graphite Gray, Ocean Blue, Mint Green, Lavender Purple |
☢️ Radiation rate | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Redmi 12C (NFC 128GB/4GB) | |
| 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 |