OnePlus 7T (128GB) vs Samsung Galaxy A21s (SM-A217M/DS)
Side by side comparison between OnePlus 7T vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?
,
6.55"
AMOLED
AMOLED
1080x2400
48
MP
MP
16mp
8GB
RAM
RAM
Octa-core
3800
mAh
mAh
(Non removable)
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? OnePlus 7T (128GB)
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!
20 Common items in both devices |
16 million |
LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus |
HDR photo on both cameras |
1/2" inches |
(front) Full HD (1920x1080) |
4G LTE-A |
Capacitive |
+13 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 | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Model | OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) |
Other model names | OnePlus 7T (128GB + 8GB RAM), HD1900, HD1901, HD1903, HD1905 | Galaxy A21s SM-A217M/Dual-Sim (64GB + 4GB RAM) |
Country or region available | (Europe), (Global, International), Canada, USA | (Latin America), Brazil, Chile, Colombia |
Brand | OnePlus | Samsung |
Release date | 10/1/2019 | 6/2/2020, Announced: 5/15/2020 |
Depth | 8.1 millimeters (0.32 inches) | 8.9 millimeters (0.35 inches) |
Size (width x height) | 74.4 x 160.9 millimeters (2.93 x 6.33 in) | 75.3 x 163.7 millimeters (2.96 x 6.44 in) |
Weight | 190 grams (6.65 ounces) | 192 grams (6.72 ounces) |
Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Display type | Fluid AMOLED | TFT PLS |
Screen size | 6.55" inches | 6.5" inches |
Screen-to-body ratio | ~86.5% (screen-to-body ratio) | ~82.8% (screen-to-body ratio) |
Display resolution | 1080x2400 pixels (20:9) | 720x1600 pixels (20:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 402 PPI | 270 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 5 | Not supported |
Refresh rate | 90Hz | 60Hz |
Display features | HDR10+ | Not supported |
🤖 Operating System | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
System version | Android 10 | Android 10 |
Firmware update | feature not registered | Android 12 |
User Interface | feature not registered | One UI 2.0 / 3.1 / 4.1 |
⚙️ Processor | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Chipset | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) | 64bit: Samsung Exynos 850 (8nm) |
CPU | Octa-core, 3 processors: 1x 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core) |
GPU graphical controller | Qualcomm Adreno 640 (672MHz) | ARM Mali-G52 MP1 |
Performance (benchmark) | feature not registered | AnTuTu: 124232 (v8) |
💽 Memory and storage | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
RAM memory | 8GB LPDDR4X | 4GB LPDDR4X |
Internal storage | 128GB (106GB available) UFS 3.0 | 64GB (48GB available) eMMC 5.1 |
External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 1200/150 Mbps | 300/150 Mbps |
Network technology | 2G, 3G, 4G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1800/1900/2100 | UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat18 TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE China, India version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 29) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 46, 66, 71) Europe: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66) | LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) |
Primary 5G network | Not supported | Not supported |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | 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 850/900/1700/1900/2100 |
Secondary 4G network | Not supported | LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) |
Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Back camera (main camera) | (triple camera) 48 megapixels 12MP telephoto f/2.251mm2x-optical-zoomPDAF1.0µm 16MP ultrawide f/2.217mmAF | (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 | 8000x6000 pixels | 8000x6000 pixels |
Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
Flash | Dual-LED flash | LED flash |
Focal aperture | f/1.6 (aperture) | f/2.0 (aperture) |
Focal length | 26mm lens | 26mm lens |
Sensor size | 1/2" inches | 1/2" inches |
Pixel size | 0.8µm pixel | 0.8µm pixel |
Autofocus | LDAF/PDAF: laser/phase detection autofocus | PDAF: phase detection autofocus |
Touch focus | Supported | Supported |
Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
Zoom | Digital and optical zoom | Only digital zoom |
Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
BSI sensor | Not supported | Not supported |
HDR | HDR photo on both cameras | HDR photo on both cameras |
Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Front camera (secondary) | 16 megapixels | 13 megapixels |
Front camera resolution | 4608x3456 pixels | 4128x3096 pixels |
Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
Front flash | Not supported | Not supported |
Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
Focal length | 25mm lens | feature not registered |
Sensor size | 1/3" inches | 1/3.1" inches |
Pixel size | 1µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Loudspeaker | Supported | Mono sound (not stereo) |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | Not supported | FM |
TV | Not supported | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C reversible connector |
Audio output | Type-C reversible connector | 3.5mm jack |
TV output | Not supported | Not supported |
Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Supported | Not supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported | Not supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 3800 mAh | 5000 mAh |
Charger, watts | 30W (5V/6A) Wired fast charging | 15W (9V/1.67A) Wired fast charging |
Inductive / wireless charging | feature not registered | Not supported |
Talk time autonomy | feature not registered | feature not registered |
Standby | feature not registered | feature not registered |
➕ Other features | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
Call control | Voice dialing, Voice recorder, Voice commands | 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, HTML5 | HTML, XHTML, HTML5 |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Frosted Silver, Glacier Blue • Display DCI-P3 100%, 90Hz, HDR10+ • Warp Charge 30 battery | • Colors: Black, White, Blue, Red |
☢️ Radiation rate | ||
OnePlus 7T (128GB) | Galaxy A21s (SM-A217M/DS) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.54W/kg (head), 1.14W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |