Samsung Omnia M (GT-S7530 4GB) vs Samsung Galaxy A21 (SM-A215W)
Side by side comparison between Samsung Omnia M vs Samsung Galaxy A21 phones, differences, pros, cons and full specifications. What's the better?
,
4"
AMOLED
AMOLED
480x800
5
MP
MP
0.3mp
384MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
vs
6.5"
PLS
PLS
720x1600
16
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A21 (SM-A215W)
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!
4 Advantages 
25 Advantages | 19 Common items in both devices |
| Plastic body, glass front |
| 16 million |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| 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 | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Model | Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) |
| Other model names | Samsung Omnia M S7530, Samsung GT-S7530L Omnia M, GT-S7530E | Galaxy A21 SM-A215WZKAXAC (Bell Mobility) |
| Country or region available |  (Global, International) |  Canada |
| Brand | Samsung | Samsung |
| Release date | 6/1/2012 | 6/26/2020 |
| Depth | 10.5 millimeters (0.41 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 64.1 x 121.6 millimeters (2.52 x 4.79 in) | 76.7 x 167.8 millimeters (3.02 x 6.61 in) |
| Weight | 119 grams (4.17 ounces) | 193 grams (6.76 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Display type | Super AMOLED | TFT PLS |
| Screen size | 4" inches | 6.5" inches |
| Screen-to-body ratio | ~58.4% (screen-to-body ratio) | ~79.3% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 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 | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| System version | Windows Phone 7.5 Mango | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Chipset | 32bit: Qualcomm Snapdragon S1 MSM7227A (45nm) | 64bit: MediaTek Helio P35 (MT6765) (12nm) |
| CPU | Single-core, 1 processor: 1x 1GHz ARM Cortex-A5 (Single-core) | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 200 | PowerVR GE8320 MP2 (680MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| RAM memory | 384MB LPDDR | 3GB LPDDR3 |
| Internal storage | 4GB (2GB available) | 32GB (20GB available) eMMC 5.1 |
| External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 7.2/5.76 Mbps | 150/50 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 | UMTS 900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat4 (1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 66, 71) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Back camera (main camera) | 5 megapixels | (quad camera) 16 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 2592x1944 pixels | 4608x3456 pixels |
| Video recording (primary) | WVGA (800x480) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.06" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Not supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Not supported | 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 | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Front camera (secondary) | 0.3 megapixels | 13 megapixels |
| Front camera resolution | 640x480 pixels | 4128x3096 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM (RDS) | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| 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 | Supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1500 mAh | 4000 mAh |
| Charger, watts | Wired charging | 15W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 7.8 hours | feature not registered |
| Standby | 420 hours (17.5 days) | feature not registered |
➕ Other features | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS (T9), 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 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Bing Maps • Xbox Live • Wi-Fi hotspot | • Colors: Black • One UI 2.0 |
☢️ Radiation rate | ||
| Samsung Omnia M (GT-S7530 4GB) | Galaxy A21 (SM-A215W) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.6W/kg (head), 1.27W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |