Blu Dash 3.5 (D170 Dual) vs Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Side by side comparison between Blu Dash 3.5 vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.5"
PLS
PLS
720x1600
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
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!
2 Advantages 
28 Advantages | 14 Common items in both devices |
| 16 million |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| Proximity sensor |
| +7 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 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Model | Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) |
| Other model names | BLU Dash 3.5 D170 Dual SIM, Dual Chip, D170b, D170i | Galaxy A21s SM-A217F/Dual-Sim NFC (64GB + 4GB RAM) |
| Country or region available | feature not registered |       (Europe), Spain, Greece, Israel, Portugal, Taiwan |
| Brand | Blu | Samsung |
| Release date | 10/1/2012 | 6/2/2020, Announced: 5/15/2020 |
| Depth | 11.5 millimeters (0.45 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 62 x 115 millimeters (2.44 x 4.53 in) | 75.3 x 163.7 millimeters (2.96 x 6.44 in) |
| Weight | 110 grams (3.85 ounces) | 192 grams (6.72 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Display type | TFT LCD | TFT PLS |
| Screen size | 3.5" inches | 6.5" inches |
| Screen-to-body ratio | ~51.2% (screen-to-body ratio) | ~82.8% (screen-to-body ratio) |
| Display resolution | 320x480 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 165 PPI | 270 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| System version | Android 2.3 Gingerbread | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | One UI 2.0 / 3.1 / 4.1 |
⚙️ Processor | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Chipset | 32bit: Qualcomm MSM7225AB | 64bit: Samsung Exynos 850 (8nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A5 (Single-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 200 | ARM Mali-G52 MP1 |
| Performance (benchmark) | feature not registered | AnTuTu: 124232 (v8) |
💽 Memory and storage | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| RAM memory | 256MB | 4GB LPDDR4X |
| Internal storage | 512MB | 64GB (48GB available) eMMC 5.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| 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 | 7.2/5.76 Mbps | 300/150 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | 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 | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Back camera (main camera) | 2 megapixels | (quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 1600x1200 pixels | 8000x6000 pixels |
| Video recording (primary) | Supported | Full HD (1920x1080) 30 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | feature not registered | 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 | feature not registered | Not supported |
| HDR | feature not registered | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Front camera (secondary) | Not supported | 13 megapixels |
| Front camera resolution | Not supported | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, DivX, XviD, WMV, H.264 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, AAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 2.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Sensors | Accelerometer Compass Proximity sensor | Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1300 mAh | 5000 mAh |
| Charger, watts | Wired charging | 15W (9V/1.67A) Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 10 hours | feature not registered |
| Standby | 500 hours (20.8 days) | feature not registered |
➕ Other features | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| 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 | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Yellow, Blue, Pink, Green • Touch focus • Wi-Fi hotspot • Java framework | • Colors: Black, White, Blue, Red |
☢️ Radiation rate | ||
| Blu Dash 3.5 (D170 Dual) | Galaxy A21s (SM-A217F/DSN 64GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.422W/kg (head), 1.544W/kg (body) |