📱 Model features |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Model | Find X3 (128GB) | Galaxy A13 5G (SM-A136U) |
| Other model names | OPPO Find X3 5G (PEDM00) | Galaxy A13 (SM-A136U) AT&T/Carriers |
| Country or region available | 
China | 
USA |
| Brand | Oppo | Samsung |
| Release date | 3/19/2021, Announced: 3/11/2021 | 12/3/2021, Announced: 12/2/2021 |
| Depth | 8.26 millimeters (0.33 inches) | 8.8 millimeters (0.35 inches) |
| Size (width x height) | 74.4 x 163.6 millimeters (2.93 x 6.44 in) | 76.5 x 164.5 millimeters (3.01 x 6.48 in) |
| Weight | 193 grams (6.76 ounces) | 195 grams (6.83 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | IP52 certified: protection against dust and splashing | Not supported |
🤖 Operating System |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| System version | Android 11 | Android 11 |
| Firmware update | feature not registered | Android 12 |
| User Interface | ColorOS 11.2 | One UI 3.1 / 4.1 |
⚙️ Processor |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Chipset | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) | 64bit: MediaTek Dimensity 700 (MT6833V) (7nm) |
| CPU | Octa-core, 3 processors:
1x 3.2GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core) | Octa-core, 2 processors:
2x 2.2GHz ARM Cortex-A76 (Dual-core)
6x 2GHz ARM Cortex-A55 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 650 (670MHz) | ARM Mali-G57 MC2 (950MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| RAM memory | 8GB LPDDR4X | 4GB LPDDR4X |
| Internal storage | 128GB (104GB available)
UFS 3.1 | 64GB (47GB available)
eMMC 5.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC
(dedicated slot) |
📲 Display |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Display type | AMOLED | TFT PLS |
| Screen size | 6.7" inches | 6.5" inches |
| Screen-to-body ratio | ~88.7% (screen-to-body ratio) | ~81.1% (screen-to-body ratio) |
| Display resolution | 1440x3216 pixels (20:9) | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 526 PPI | 270 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass | Not supported |
| Refresh rate | 120Hz | 90Hz |
| Display features | 500nits[typ], 1300nits[peak]
HDR10+
BT.2020 | Not supported |
📶 Mobile networks |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Not supported |
| SIM card | 2 slots (Dual-SIM)
nano-SIM (4FF) | 1 slot (Single-SIM)
nano-SIM (4FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 2700/1024 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G, 5G |
| Frequency, bands | Expand band detailsCollapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100 | UMTS 850/1700/1900/2100 |
| Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE | LTE Cat6 (1, 2, 3, 4, 5, 7, 12, 14, 20, 29, 30, 66)
TD-LTE (38, 39, 40, 41) |
| Primary 5G network | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79) | Sub6/mmWave (2, 5, 66, 77) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| 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 Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66)
TD-LTE (34, 38, 39, 40, 41, 42)
VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Back camera (main camera) | (quad camera)
50 megapixels
13MP telephotof/2.452mm2x-optical-zoomPDAF
50MP ultrawidef/2.216mm110°1/1.56"1.0µmPDAF
3MP microscopef/3.0AFring-flash60x-zoom | (triple camera)
50 megapixels
2MP macrof/2.4
2MP depthf/2.4 |
| Main camera resolution | 8160x6120 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | 1/1.56" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital 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 on both cameras |
| Camera extras | 1080p@240fps
Sony IMX766 sensor | feature not registered |
📸 Front camera |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Loudspeaker | Stereo sound | Mono sound (not stereo) |
| 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 |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| 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 | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + 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 [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, GALILEO |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Sensors | Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Proximity sensor | Accelerometer
Barometer
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Virtual ambient light sensor
Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| Battery type | LiPo: Li-Ion polymer (Non removable) | LiPo: Li-Ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 5000 mAh |
| Charger, watts | 65W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0 | 15W Wired fast charging |
| Wireless charging | 30W Qi Wireless charging (Qi/WPC)
10W Reverse wireless charging | Not supported |
| Talk time autonomy | feature not registered | 38 hours (1.6 days) |
| Standby | feature not registered | feature not registered |
➕ Other features |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| 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: Gloss Black, Blue, White | • Colors: Black |
☢️ Radiation rate |
| Oppo Find X3 (128GB) | Samsung Galaxy A13 5G (SM-A136U) |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.27W/kg (head), 0.58W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |