Samsung W21 5G vs Oppo Reno6 (128GB)
Side by side comparison between Samsung W21 5G vs Oppo Reno6 phones, differences, pros, cons and full specifications. What's the better?
,
7.6"
AMOLED
AMOLED
1768x2208
12.2
MP
MP
10mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.43"
AMOLED
AMOLED
1080x2400
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4300
mAh
mAh
(Non removable)
What's the better phone? Samsung W21 5G
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!
21 Advantages 
7 Advantages | 25 Common items in both devices |
| 16 million |
| LED flash |
| PDAF: phase detection autofocus |
| OIS: Optical stabilization |
| HDR photo/video on both cameras |
| 4K UHD (3840x2160) |
| (front) 4K UHD (3840x2160) |
| +18 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 W21 5G | Oppo Reno6 (128GB) | |
| Change model | ||
| Model | W21 5G | Reno6 (128GB) |
| Other model names | 三星W21 5G SM-W2021 (China Telecom edition) | Oppo Reno 6 5G (128GB + 8GB) |
| Country or region available |  China |  (Global, International) |
| Brand | Samsung | Oppo |
| Release date | 11/1/2020 | 6/11/2021, Announced: 5/27/2021 |
| Depth | 6.9 millimeters (0.27 inches) | 7.6 millimeters (0.3 inches) |
| Size (width x height) | 128.2 x 159.2 millimeters (5.05 x 6.27 in) | 72.1 x 156.8 millimeters (2.84 x 6.17 in) |
| Weight | 282 grams (9.87 ounces) | 182 grams (6.37 ounces) |
| Build, materials | Aluminum frame, flexible plastic screen, glass back | Plastic body, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Display type | Flexible Super AMOLED | AMOLED |
| Screen size | 7.6" inches | 6.43" inches |
| Screen-to-body ratio | ~89.1% (screen-to-body ratio) | ~88.3% (screen-to-body ratio) |
| Display resolution | 1768x2208 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 372 PPI | 409 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass Victus | Gorilla Glass 5 |
| Refresh rate | 120Hz | 90Hz |
| Display features | HDR10+ Extra display: Super AMOLED 6.23" (816x2260) Gorilla Glass Victus | 600nits[typ], 750nits[peak] HDR8 |
🤖 Operating System | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| System version | Android 10 | Android 11 |
| Firmware update | Android 13 | feature not registered |
| User Interface | One UI 3.1 / 4.1 / 5.0 | feature not registered |
⚙️ Processor | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm) | 64bit: MediaTek Dimensity 900 MT6877 (6nm) |
| CPU | Octa-core, 3 processors: 1x 3.09GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 2 processors: 2x 2.4GHz ARM Cortex-A78 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 650 (250-646MHz) | ARM Mali-G78 MC4 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| RAM memory | 12GB LPDDR5 | 8GB LPDDR4X |
| Internal storage | 512GB (455GB available) UFS 3.1 | 128GB (108GB available) UFS 2.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Sub6 (1, 28, 41, 78, 79) | SA/NSA (1, 3, 28, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
📷 Camera | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Back camera (main camera) | (triple camera) 12.2 megapixels 12MP telephoto f/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom 12MP ultrawide f/2.2123°12mm1.12µm | (triple camera) 64 megapixels 8MP ultrawide f/2.2119°1/4"1.12µm 2MP macro f/2.4 |
| Main camera resolution | 4032x3024 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.7 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/1.76" inches | 1/2" inches |
| Pixel size | 1.8µm pixel | 0.7µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo/video on both cameras | HDR photo/video on both cameras |
| Camera extras | Cover camera: 10MP (f/2.2) 4K@30/60fps 1080p@60fps 1080p@240fps (slow motion) 720p@960fps (slow motion) | feature not registered |
📸 Front camera | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Front camera (secondary) | 10 megapixels | 32 megapixels |
| Front camera resolution | 3872x2592 pixels | 6528x4896 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.4 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/3" inches | 1/2.8" inches |
| Pixel size | 1.22µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | Not supported |
| 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 | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| USB | USB 3.2 Type-C, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | Type-C reversible connector |
| TV output | USB Type-C (reversible) | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Sensors | Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 4300 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | 65W Wired fast charging Reverse charging by cable Quick Charge 3/4 USB Power Delivery 3.0 |
| Inductive / wireless charging | 11W Qi Wireless charging (Qi/WPC) 4.5W Reverse wireless charging | Not supported |
| Talk time autonomy | 31 hours (1.3 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| 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: Gold • Bixby • Samsung Wireless DeX • Samsung Pay (MST, NFC) | • Colors: Black, Blue, Aurora • ColorOS 11.3 |
☢️ Radiation rate | ||
| Samsung W21 5G | Oppo Reno6 (128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.859W/kg (head), 1.453W/kg (body) | feature not registered |