Microsoft Lumia 640 (Dual-Sim 3G) vs Blu Win Jr (W410a)
Side by side comparison between Microsoft Lumia 640 vs Blu Win Jr phones, differences, pros, cons and full specifications. What's the better?
,
vs
4"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1950
mAh
mAh
(Removable)
What's the better phone? Microsoft Lumia 640 (Dual-Sim 3G)
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!
21 Advantages 
1 Advantage | 23 Common items in both devices |
| 1.2GHz 32bit Quad-core |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus |
| Windows Phone 8.1 |
| 3G+ HSPA+ |
| +16 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) | Blu Win Jr (W410a) | |
| Model | Lumia 640 (Dual-Sim 3G) | Win Jr (W410a) |
| Other model names | Microsoft Lumia 640 3G Dual Sim, Microsoft RM-1109 | BLU Win JR 3G, BLU W410A, Blu Windows Jr |
| Country or region available | feature not registered |  USA |
| Brand | Microsoft | Blu |
| Release date | 4/1/2015 | 9/1/2014 |
| Depth | 8.8 millimeters (0.35 inches) | 10.6 millimeters (0.42 inches) |
| Size (width x height) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) | 64 x 125 millimeters (2.52 x 4.92 in) |
| Weight | 145 grams (5.08 ounces) | 125 grams (4.38 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5" inches | 4" inches |
| Screen-to-body ratio | ~67.6% (screen-to-body ratio) | ~56.9% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 233 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 | Not supported |
🤖 Operating System | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| System version | Windows Phone 8.1 | Windows Phone 8.1 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) | 32bit: Qualcomm Snapdragon 200 (MSM8212) (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 305 400Mhz | Qualcomm Adreno 302 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| RAM memory | 1GB LPDDR2 | 512MB LPDDR2 |
| Internal storage | 8GB (3GB available) | 4GB (1.49GB available) eMMC 4.5 |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 42/5.76 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G | 2G, 3G |
| 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 850/900/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | Not supported | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| 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 | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Back camera (main camera) | 8 megapixels | 5 megapixels |
| Main camera resolution | 3264x2448 pixels | 2592x1944 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | 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 | Not supported |
| HDR | HDR photo only main camera | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Front camera (secondary) | 1 megapixels | 0.3 megapixels |
| Front camera resolution | 1280x720 pixels | 640x480 pixels |
| Video recording (secondary) | HD (1280x720) | VGA (640x480) |
| 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 | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 1 microphone |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, AAC+ |
🔌 Connectivity | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| 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 | 3.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 2500 mAh | 1950 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 20 hours | 15 hours |
| Standby | 840 hours (35 days) | 690 hours (28.8 days) |
➕ Other features | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| 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 • Lumia Denim UI • Microsoft ClearBlack display • OneDrive 30GB • Beidou GPS • WiFi hotspot | • Colors: White, Orange, Pink, Yellow • Screen protector included • Plastic Case included Microsoft Cortana |
☢️ Radiation rate | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Blu Win Jr (W410a) | |
| 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 |