Microsoft Lumia 640 (Dual-Sim LTE) vs NGM Dynamic Star
Side by side comparison between Microsoft Lumia 640 vs NGM Dynamic Star phones, differences, pros, cons and full specifications. What's the better?
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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!
20 Advantages 
3 Advantages | 23 Common items in both devices |
| 1.2GHz 32bit Quad-core |
| 1GB LPDDR2 / 1GB |
| 16 million |
| 5" |
| LED flash |
| Only digital zoom |
| Autofocus |
| +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 LTE) | NGM Dynamic Star | |
| Model | Lumia 640 (Dual-Sim LTE) | Dynamic Star |
| Other model names | Microsoft Lumia 640 LTE Dual Chip RM-1077, Lumia 640 RM-1077 | New Generation Mobile NGM Dynamic Star Dual Sim |
| Country or region available | feature not registered | feature not registered |
| Brand | Microsoft | NGM |
| Release date | 4/1/2015 | 5/1/2013 |
| Depth | 8.8 millimeters (0.35 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) | 74 x 147.5 millimeters (2.91 x 5.81 in) |
| Weight | 145 grams (5.08 ounces) | 168 grams (5.88 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 5" inches | 5" inches |
| Screen-to-body ratio | ~67.6% (screen-to-body ratio) | ~63.1% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 540x960 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 220 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| System version | Windows Phone 8.1 | Android 4.2.1 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) | 32bit: MediaTek MT6589WM |
| 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 | PowerVR SGX544 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| RAM memory | 1GB LPDDR2 | 1GB |
| Internal storage | 8GB (3GB available) | 4GB (2GB available) |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| 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 | 150/50 Mbps | 21/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Tri-Band 900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 900/2100 |
| Primary 4G network | 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) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 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 LTE) | NGM Dynamic Star | |
| Back camera (main camera) | 8 megapixels | 12 megapixels |
| Main camera resolution | 3264x2448 pixels | 4000x3000 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 | feature not registered |
| 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 | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Front camera (secondary) | 1 megapixels | 2 megapixels |
| Front camera resolution | 1280x720 pixels | 1600x1200 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 LTE) | NGM Dynamic Star | |
| Loudspeaker | Supported | Supported |
| 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.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, AAC+ |
🔌 Connectivity | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| 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) |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) BL-53 |
| Battery capacity | 2500 mAh | 2100 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 20 hours | 11.2 hours |
| Standby | 840 hours (35 days) | 335 hours (14 days) |
➕ Other features | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| Call control | Voice dialing, Voice recorder | 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 |
| 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, Black • Swiftkey 4.0 • Games: Gameloft Wonder Zoo Freemium, Kingdoms and Lords Freemium, Texas Hold'em Poker 3, Asphalt 7 Full • WiFi display • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Microsoft Lumia 640 (Dual-Sim LTE) | NGM Dynamic Star | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.574W/kg (body) |