Samsung Galaxy J3 (SM-J320R4) vs Oppo Find X3 (256GB)
Side by side comparison between Samsung Galaxy J3 vs Oppo Find X3 phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
5
MP
MP
2mp
1.5GB
RAM
RAM
Quad-core
2600
mAh
mAh
(Removable)
vs
6.7"
AMOLED
AMOLED
1440x3216
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Oppo Find X3 (256GB)
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!
7 Advantages 
31 Advantages | 11 Common items in both devices |
| LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +4 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 J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Model | Galaxy J3 (SM-J320R4) | Find X3 (256GB) |
| Other model names | U.S. Cellular Galaxy J3 2016 4G J320R4 | OPPO Find X3 5G (PEDM00) |
| Country or region available |  USA |  China |
| Brand | Samsung | Oppo |
| Release date | 1/1/2016 | 3/19/2021, Announced: 3/11/2021 |
| Depth | 7.9 millimeters (0.31 inches) | 8.26 millimeters (0.33 inches) |
| Size (width x height) | 71.12 x 142.3 millimeters (2.8 x 5.6 in) | 74.4 x 163.6 millimeters (2.93 x 6.44 in) |
| Weight | 138 grams (4.83 ounces) | 193 grams (6.76 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP52 certified: protection against dust and splashing |
📲 Display | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Display type | Super AMOLED | AMOLED |
| Screen size | 5" inches | 6.7" inches |
| Screen-to-body ratio | ~68.1% (screen-to-body ratio) | ~88.7% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1440x3216 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 294 PPI | 526 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Dragontrail Glass | Gorilla Glass |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 500nits[typ], 1300nits[peak] HDR10+ BT.2020 |
🤖 Operating System | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| System version | Android 5.1.1 Lollipop | Android 11 |
| Firmware update | Android 6.0.1 Marshmallow | feature not registered |
| User Interface | feature not registered | ColorOS 11.2 |
⚙️ Processor | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Chipset | 32bit: Samsung Exynos 3 Quad 3475 (28nm) | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | 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) |
| GPU graphical controller | ARM Mali-T720 600Mhz | Qualcomm Adreno 650 (670MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| RAM memory | 1.5GB LPDDR3 | 8GB LPDDR4X |
| Internal storage | 16GB (10GB available) eMMC 4.5 | 256GB (228GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 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 | CDMA 800, GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 2, 4, 5, 12, 25, 26) TD-LTE (Bands 41) | 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 |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79) |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | 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 | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | 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 |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Back camera (main camera) | 5 megapixels | (quad camera) 50 megapixels 13MP telephoto f/2.452mm2x-optical-zoomPDAF 50MP ultrawide f/2.216mm110°1/1.56"1.0µmPDAF 3MP microscope f/3.0AFring-flash60x-zoom |
| Main camera resolution | 2592x1944 pixels | 8160x6120 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/1.56" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 1080p@240fps Sony IMX766 sensor |
📸 Front camera | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Front camera (secondary) | 2 megapixels | 32 megapixels |
| Front camera resolution | 1600x1200 pixels | 6528x4896 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.4 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Loudspeaker | Supported | Stereo sound |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM (RDS) | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, MKV, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 3.1 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.1 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2600 mAh | 4500 mAh |
| Charger, watts | Wired charging | 65W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 30W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging |
| Talk time autonomy | 22 hours | feature not registered |
| Standby | 349 hours (14.5 days) | feature not registered |
➕ Other features | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| Call control | Voice dialing, 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, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Gold | • Colors: Gloss Black, Blue, White |
☢️ Radiation rate | ||
| Galaxy J3 (SM-J320R4) | Oppo Find X3 (256GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.76W/kg (head), 1.45W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |