Side-by-side technical data
Microsoft Lumia 640 Dual SIM vs Samsung Galaxy A3 Duos
Comparison between Microsoft Lumia 640 Dual SIM and Samsung Galaxy A3 Duos: camera, battery, fast charging, display, performance and colors, side by side. More phones from Microsoft and Samsung.
The verdict
Your pick: Samsung Galaxy A3 Duos, ahead on Design & display, Camera and Connectivity. Unless Battery & charging decides it for you.
| Category | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Design & display | 4.8 | 5.8 |
| Performance & hardware | 1.2 | 1.2 |
| Camera | 2.1 | 2.4 |
| Connectivity | 2.3 | 3.5 |
| Battery & charging | 1.4 | 0.6 |
Which one is for you?
Microsoft Lumia 640 Dual SIM, if you care about…
- Battery Capacity
- 2,500 mAh
- against 1,900 mAh
- Display Pixel Density
- 294 ppi
- against 245 ppi
- Usable Surface
- 67.6 %
- against 65.5 %
- Display Diagonal
- 5″
- against 4.5″
Samsung Galaxy A3 Duos, if you care about…
- Display Technology
- Super AMOLED
- against IPS LCD
- Maximum Storage Capacity
- 16 GB
- against 8 GB
- Weight
- 110.3 g
- against 145 g
- Body Thickness
- 6.9 mm
- against 8.8 mm
Specification comparison
Performance
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Processor Model | Qualcomm MSM8926 Snapdragon 400 | Qualcomm Snapdragon 410 |
| Processor Process Size | 28 nm | 28 nm |
| Graphics GPU | Qualcomm Adreno 305 | Qualcomm Adreno 306 |
| Storage Type | eMMC 4.5 | eMMC 4.5 |
| Maximum CPU Clock | 1.2 GHz | 1.2 GHz |
| Maximum Storage Capacity | 8 GB | 16 GB Best value |
| CPU Description | Quad-core 1.2 GHz Cortex-A7 | Quad-core 1.2 GHz Cortex-A53 |
| Processor Type | Quad-Core | Quad-Core |
| RAM Capacity | 1 GB | 1 GB |
| Expandable Storage | Yes | Yes |
Design
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Body Colors | Cyan, Orange, White, Black | White, Black, Silver, Pink, Light Blue, Champagne |
| Body Thickness | 8.8 mm | 6.9 mm Best value |
| Body Width | 72.2 mm | 65.5 mm |
| Body Height | 141.3 mm | 130.1 mm |
| Weight | 145 g | 110.3 g Best value |
| Usable Surface | 67.6 % Best value | 65.5 % |
Battery
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Battery Capacity | 2,500 mAh Best value | 1,900 mAh |
| Battery Type | Li-Ion | Li-Ion |
| Talk time | 27 h 30 min | — |
| Standby time | 840 h | — |
Display
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Display Aspect Ratio | 16:9 | 16:9 |
| Display Technology | IPS LCD | Super AMOLED Best value |
| Display Diagonal | 5″ Best value | 4.5″ |
| Display Horizontal Resolution | 720 px Best value | 540 px |
| Display Vertical Resolution | 1,280 px Best value | 960 px |
| Display Pixel Density | 294 ppi Best value | 245 ppi |
| Display Contrast Ratio | 1,034 :1 | — |
| Display Features | ClearBlack Display, Gorilla Glass 3 | Gorilla Glass 4 |
Sensor
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Sensor Features | Accelerometer, Proximity Sensor, Compass | Accelerometer, Proximity Sensor, Compass |
Software
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Operating System | Windows Phone 8.1 | Android 4.4 |
| OS Family | Windows Phone | Android |
| OS Version | 8.1 | 4.4 |
Connectivity
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| SIM Configurations | Dual SIM Dual Standby | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20 |
| Cellular Technologies | GSM, HSPA | GSM, HSPA, LTE Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11 b/g/n |
| Wi-Fi Features | DLNA, Wi-Fi Hotspot | Wi-Fi Direct, Wi-Fi Hotspot |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.0 |
| Bluetooth Profiles | A2DP | A2DP, EDR, LE |
| Navigation Systems | GPS, GLONASS, BeiDou Best value | GPS, GLONASS |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, USB Charging | 3.5 mm Audio Jack, ANT+, NFC, FM Radio |
| USB Version | USB 2.0 | microUSB |
| SAR (EU) head | — | 0.24 W/kg |
| SAR (EU) body | — | 0.3 W/kg |
Audio
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Audio Features | A2DP, Loudspeaker | A2DP, EDR, LE, Loudspeaker |
Technical
| Specification | Lumia 640 Dual SIM | Galaxy A3 Duos |
|---|---|---|
| Model numbers | — | SM-A300F, SM-A300G, SM-A300H, SM-A300M |
