Oppo Find X (256GB) vs Samsung Galaxy J3 Aura (SM-J337R4)
Side by side comparison between Oppo Find X vs Samsung Galaxy J3 Aura phones, differences, pros, cons and full specifications. What's the better?
,
6.42"
AMOLED
AMOLED
1080x2340
16
MP
MP
25mp
8GB
RAM
RAM
Octa-core
3730
mAh
mAh
(Non removable)
vs
What's the better phone? Oppo Find X (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!
23 Advantages 
7 Advantages | 14 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| (front) Full HD (1920x1080) |
| 4G LTE-A / 4G LTE |
| Capacitive |
| Multitouch |
| +7 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 | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Model | Find X (256GB) | Galaxy J3 Aura (SM-J337R4) |
| Other model names | BBK Oppo Find X PAFM00, Oppo Find X PAFT00 | Galaxy J3 2018 (US Cellular) SM-J337RZKAUSC |
| Country or region available |    (Global, International), China, Hong Kong |  USA |
| Brand | Oppo | Samsung |
| Release date | 7/1/2018 | 5/1/2018 |
| Depth | 9.4 millimeters (0.37 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 74.2 x 156.7 millimeters (2.92 x 6.17 in) | 70.2 x 142.8 millimeters (2.76 x 5.62 in) |
| Weight | 186 grams (6.51 ounces) | 152 grams (5.32 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.42" inches | 5" inches |
| Screen-to-body ratio | ~87% (screen-to-body ratio) | ~68.8% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 294 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| System version | Android 8.1 Oreo | Android 8.0 Oreo |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) | 64bit: Samsung Exynos 7570 (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 630 710Mhz | ARM Mali-T720 MP1 (830MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| RAM memory | 8GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 256GB (243GB available) | 16GB (9GB available) eMMC 5.0 |
| External storage | Not supported | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| 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 | 1024/150 Mbps | 150/50 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, GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat16 (Bands 1,2,3,4,5,7,8,12,13,17,18,19,20,25,26,28,29,32,66) TD-LTE (Bands 34,38,39,40,41) | LTE Cat4 (Bands 2, 4, 5, 12, 25) |
| 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, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Back camera (main camera) | (dual camera) 16 megapixels 20MP f/2.01/2.8"1.0µm | 8 megapixels |
| Main camera resolution | 4608x3456 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.9 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.6" inches | feature not registered |
| Pixel size | 1.22µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | 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 | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Front camera (secondary) | 25 megapixels | 5 megapixels |
| Front camera resolution | 5760x4320 pixels | 2560x1920 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 | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, DivX, XviD | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor | Accelerometer Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3730 mAh | 2600 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 29 hours (1.2 days) |
| Standby | feature not registered | 228 hours (9.5 days) |
➕ Other features | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| 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: Bordeaux Red, Glacier Blue • USB OTG On-The-Go • Aluminum frame • Front/back glass (Gorilla Glass 5) • ColorOS 5.1 UI • Face recognition • Fast battery charging 5V/10A (50W) • SuperVOOC Flash Charge • Automatic Pop-up camera • 1080p@240fps slow motion | • Colors: Black |
☢️ Radiation rate | ||
| Oppo Find X (256GB) | Galaxy J3 Aura (SM-J337R4) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.93W/kg (head), 1.56W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |