Blu Dash 4.0 (D271 Dual) vs Samsung Galaxy M31 (SM-M315F/DS 64GB)
Side by side comparison between Blu Dash 4.0 vs Samsung Galaxy M31 phones, differences, pros, cons and full specifications. What's the better?
,
4"
TFT
TFT
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1500
mAh
mAh
(Removable)
vs
6.4"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
6GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M31 (SM-M315F/DS 64GB)
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!
3 Advantages 
30 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| 60Hz |
| 16 million |
| LED flash |
| Only digital zoom |
| EIS: Digital stabilization |
| Capacitive |
| +12 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 | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Model | Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) |
| Other model names | Blu Dash 4.0 Dual-SIM D271a, D271i | Galaxy M315F/Dual-Sim (64GB + 6GB RAM) |
| Country or region available |  (Global, International) |  India |
| Brand | Blu | Samsung |
| Release date | 9/1/2013, Announced: 1/1/2013 | 3/5/2020, Announced: 2/25/2020 |
| Depth | 11.8 millimeters (0.46 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 63 x 124 millimeters (2.48 x 4.88 in) | 75.1 x 159.2 millimeters (2.96 x 6.27 in) |
| Weight | 134 grams (4.69 ounces) | 191 grams (6.69 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 4" inches | 6.4" inches |
| Screen-to-body ratio | ~58.3% (screen-to-body ratio) | ~84.1% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 3 |
| Refresh rate | 60Hz | 60Hz |
| Display features | Not supported | 420nits[peak] |
🤖 Operating System | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| System version | Android 4.2.1 Jelly Bean | Android 10 |
| Firmware update | feature not registered | Android 11 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Chipset | 32bit: Qualcomm Snapdragon S4 Play (MSM8225) (45nm) | 64bit: Samsung Exynos 9611 (10nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A5 (Dual-core) | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 203 (320MHz) | ARM Mali-G72 MP3 (850MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| RAM memory | 512MB LPDDR | 6GB LPDDR4X |
| Internal storage | 4GB (1.88GB available) eMMC 4.41 | 64GB (49GB available) UFS 2.1 |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| 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) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 21/5.76 Mbps | 600/150 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 | D271a: UMTS 850/1900 D271i: UMTS 850/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| 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 | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Back camera (main camera) | 5 megapixels | (quad camera) 64 megapixels 8MP ultrawide f/2.212mm1/4.0"1.12µm 5MP macro f/2.425mm1/5.0"1.12µm 5MP depth f/2.2 |
| Main camera resolution | 2592x1944 pixels | 10120x6328 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Front camera (secondary) | 0.3 megapixels | 32 megapixels |
| Front camera resolution | 640x480 pixels | 6528x4896 pixels |
| Video recording (secondary) | VGA (640x480) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, H.264, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 6000 mAh |
| Charger, watts | 5W Wired charging | 15W Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 8 hours | feature not registered |
| Standby | 340 hours (14.2 days) | feature not registered |
➕ Other features | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (Swype), 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, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White • Java framework | • Colors: Ocean Blue, Space Black, Red • One UI 2.0, 3.1 |
☢️ Radiation rate | ||
| Blu Dash 4.0 (D271 Dual) | Galaxy M31 (SM-M315F/DS 64GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.52W/kg (head), 0.69W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.482W/kg (head), 1.127W/kg (body) |