Microsoft Lumia 640 (Dual-Sim 3G) vs Acer CloudMobile (S500)
Side by side comparison between Microsoft Lumia 640 vs Acer CloudMobile phones, differences, pros, cons and full specifications. What's the better?
,
vs
4.3"
IPS
IPS
720x1280
8
MP
MP
1mp
1GB
RAM
RAM
Dual-core
1460
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!
8 Advantages 
6 Advantages | 31 Common items in both devices |
| 1GB LPDDR2 |
| TFT IPS LCD |
| 16 million |
| 720x1280 pixels |
| (back) 8MP |
| LED flash |
| Only digital zoom |
| +24 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) | Acer CloudMobile (S500) | |
| Model | Lumia 640 (Dual-Sim 3G) | CloudMobile (S500) |
| Other model names | Microsoft Lumia 640 3G Dual Sim, Microsoft RM-1109 | Acer S500, Acer Cloudmobile S500 |
| Country or region available | feature not registered |  (Global, International) |
| Brand | Microsoft | Acer |
| Release date | 4/1/2015 | 9/1/2012 |
| Depth | 8.8 millimeters (0.35 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 72.2 x 141.3 millimeters (2.84 x 5.56 in) | 65.8 x 127 millimeters (2.59 x 5 in) |
| Weight | 145 grams (5.08 ounces) | 122 grams (4.27 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) | Acer CloudMobile (S500) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5" inches | 4.3" inches |
| Screen-to-body ratio | ~67.6% (screen-to-body ratio) | ~61% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 342 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) | Acer CloudMobile (S500) | |
| System version | Windows Phone 8.1 | Android 4.0.3 Ice Cream Sandwich ICS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8926 (28nm) | 32bit: Qualcomm Snapdragon S4 Plus (MSM8260A) (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Dual-core, 1 processor: 2x 1.5GHz Krait (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 305 400Mhz | Qualcomm Adreno 225 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| RAM memory | 1GB LPDDR2 | 1GB LPDDR2 |
| Internal storage | 8GB (3GB available) | 8GB (5GB available) |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| 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 900/1900/2100 |
| 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 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Back camera (main camera) | 8 megapixels | 8 megapixels |
| Main camera resolution | 3264x2448 pixels | 3264x2448 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) | 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 | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Front camera (secondary) | 1 megapixels | 1 megapixels |
| Front camera resolution | 1280x720 pixels | 1280x720 pixels |
| Video recording (secondary) | HD (1280x720) | Not supported |
| 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) | Acer CloudMobile (S500) | |
| Loudspeaker | Supported | Mono sound (not stereo) Dolby mobile sound |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263, DivX, XviD, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WMA, WAV, eAAC+ |
🔌 Connectivity | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | Supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| Battery type | Li-Ion: lithium-ion (Removable) | Li-Ion: lithium-ion (Removable) BAT-610 |
| Battery capacity | 2500 mAh | 1460 mAh |
| Charger, watts | Wired charging | 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) | Acer CloudMobile (S500) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| 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: Black |
☢️ Radiation rate | ||
| Microsoft Lumia 640 (Dual-Sim 3G) | Acer CloudMobile (S500) | |
| 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 |