Samsung Galaxy A21s (SM-A217M/DS) vs Acer Allegro (M310)
Side by side comparison between Samsung Galaxy A21s vs Acer Allegro phones, differences, pros, cons and full specifications. What's the better?
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6.5"
PLS
PLS
720x1600
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
What's the better phone? Samsung Galaxy A21s (SM-A217M/DS)
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!
29 Advantages 
4 Advantages | 13 Common items in both devices |
| 16 million |
| Only digital zoom |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| +6 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 | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Model | Galaxy A21s (SM-A217M/DS) | Allegro (M310) |
| Other model names | Galaxy A21s SM-A217M/Dual-Sim (64GB + 4GB RAM) | Acer Allegro M310, Acer W4 |
| Country or region available |     (Latin America), Brazil, Chile, Colombia |  (Global, International) |
| Brand | Samsung | Acer |
| Release date | 6/2/2020, Announced: 5/15/2020 | 11/30/2011 |
| Depth | 8.9 millimeters (0.35 inches) | 13 millimeters (0.51 inches) |
| Size (width x height) | 75.3 x 163.7 millimeters (2.96 x 6.44 in) | 59 x 116 millimeters (2.32 x 4.57 in) |
| Weight | 192 grams (6.72 ounces) | 126 grams (4.41 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Display type | TFT PLS | TFT LCD |
| Screen size | 6.5" inches | 3.6" inches |
| Screen-to-body ratio | ~82.8% (screen-to-body ratio) | ~53.9% (screen-to-body ratio) |
| Display resolution | 720x1600 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 270 PPI | 259 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| System version | Android 10 | Windows Phone 7.5 Mango |
| Firmware update | Android 12 | feature not registered |
| User Interface | One UI 2.0 / 3.1 / 4.1 | feature not registered |
⚙️ Processor | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Chipset | 64bit: Samsung Exynos 850 (8nm) | 32bit: Qualcomm Snapdragon S2 MSM8255 (45nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core) | Single-core, 1 processor: 1x 1GHz Scorpion (Single-core) |
| GPU graphical controller | ARM Mali-G52 MP1 | Qualcomm Adreno 205 |
| Performance (benchmark) | AnTuTu: 124232 (v8) | feature not registered |
💽 Memory and storage | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| RAM memory | 4GB LPDDR4X | LPDDR2 |
| Internal storage | 64GB (48GB available) eMMC 5.1 | 8GB (6GB available) |
| External storage | Until 512GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 300/150 Mbps | 7.2 Mbps |
| Network technology | 2G, 3G, 4G | 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 850/900/1700/1900/2100 | UMTS 900/2100 |
| Primary 4G network | LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Back camera (main camera) | (quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4 | 5 megapixels |
| Main camera resolution | 8000x6000 pixels | 2560x1920 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | HD (1280x720) |
| Flash | LED flash | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | Not supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Not supported |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | Not supported |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Front camera (secondary) | 13 megapixels | Not supported |
| Front camera resolution | 4128x3096 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, WMV, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| USB | USB 2.0 Type-C reversible connector | Mini-USB 2.0 (Mini-B) |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro HDMI Type D |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | Supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Sensors | Accelerometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 1300 mAh |
| Charger, watts | 15W (9V/1.67A) Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 6 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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 | Not 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, White, Blue, Red | • Colors: Black, White |
☢️ Radiation rate | ||
| Galaxy A21s (SM-A217M/DS) | Acer Allegro (M310) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.54W/kg (head), 1.14W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |