Blackview BV4000 vs Microsoft Lumia 640 (Dual-Sim LTE)
Side by side comparison between Blackview BV4000 vs Microsoft Lumia 640 phones, differences, pros, cons and full specifications. What's the better?
,
4.7"
IPS
IPS
720x1280
8
MP
MP
2mp
1GB
RAM
RAM
Quad-core
3680
mAh
mAh
(Removable)
vs
What's the better phone? Microsoft Lumia 640 (Dual-Sim LTE)
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 
13 Advantages | 27 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| 720x1280 pixels |
| (back) 8MP |
| LED flash |
| Only digital zoom |
| Autofocus |
| +20 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 | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Change model | ||
| Model | Blackview BV4000 | Lumia 640 (Dual-Sim LTE) |
| Other model names | Blackview BV4000 (8GB + 1GB RAM) | Microsoft Lumia 640 LTE Dual Chip RM-1077, Lumia 640 RM-1077 |
| Country or region available |   China, Hong Kong | feature not registered |
| Brand | Blackview | Microsoft |
| Release date | 8/1/2017 | 4/1/2015 |
| Depth | 13.25 millimeters (0.52 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 74.2 x 143.9 millimeters (2.92 x 5.67 in) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) |
| Weight | 205 grams (7.18 ounces) | 145 grams (5.08 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 4.7" inches | 5" inches |
| Screen-to-body ratio | ~57% (screen-to-body ratio) | ~67.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 312 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| System version | Android 7.0 Nougat | Windows Phone 8.1 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Chipset | 32bit: MediaTek MT6580A (28nm) | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | ARM Mali-400 MP2 500Mhz | Qualcomm Adreno 305 400Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| RAM memory | 1GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 8GB (4GB available) eMMC | 8GB (3GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| 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) micro-SIM (3FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 150/50 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 700/850/900/1700/1800/1900/2100/2300/2600 (Bands 1/2/3/4/5/7/8/12/17/20/28/32/38/40) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Back camera (main camera) | 8 megapixels | 8 megapixels |
| Main camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/4" inches | 1/4" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Front camera (secondary) | 2 megapixels | 1 megapixels |
| Front camera resolution | 1600x1200 pixels | 1280x720 pixels |
| Video recording (secondary) | VGA (640x480) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| 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 | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| 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 | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Battery type | LiPo: li-ion polymer (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3680 mAh | 2500 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 19 hours | 20 hours |
| Standby | 720 hours (30 days) | 840 hours (35 days) |
➕ Other features | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| 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, Black/orange, Black/green • WiFi hotspot | • Colors: Black • Lumia Denim UI • Microsoft ClearBlack display • OneDrive 30GB • Beidou GPS • WiFi hotspot |
☢️ Radiation rate | ||
| Blackview BV4000 | Microsoft Lumia 640 (Dual-Sim LTE) | |
| 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 |