Oppo Find X3 Pro (512GB) vs Blu Studio 5.3 II (D540)
Side by side comparison between Oppo Find X3 Pro vs Blu Studio 5.3 II phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1440x3216
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
5.3"
IPS
IPS
540x960
8
MP
MP
2mp
512MB
RAM
RAM
Dual-core
2200
mAh
mAh
(Removable)
What's the better phone? Oppo Find X3 Pro (512GB)
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!
28 Advantages 
5 Advantages | 11 Common items in both devices |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Compass |
| +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 | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Model | Find X3 Pro (512GB) | Studio 5.3 II (D540) |
| Other model names | OPPO Find X3 Pro 5G (PEEM00) | BLU Studio 5.3 2 D540i, Blu Studio 5.3 II D540a |
| Country or region available |  China | feature not registered |
| Brand | Oppo | Blu |
| Release date | 3/19/2021, Announced: 3/11/2021 | 2/1/2013 |
| Depth | 8.26 millimeters (0.33 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 74.4 x 163.6 millimeters (2.93 x 6.44 in) | 77 x 150 millimeters (3.03 x 5.91 in) |
| Weight | 193 grams (6.76 ounces) | 210 grams (7.35 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 5.3" inches |
| Screen-to-body ratio | ~88.7% (screen-to-body ratio) | ~67% (screen-to-body ratio) |
| Display resolution | 1440x3216 pixels (20:9) | 540x960 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 526 PPI | 208 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 120Hz | feature not registered |
| Display features | 500nits[typ], 1300nits[peak] HDR10+ BT.2020 | feature not registered |
🤖 Operating System | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| System version | Android 11 | Android 4.1.2 Jelly Bean |
| Firmware update | feature not registered | feature not registered |
| User Interface | ColorOS 11.2 | feature not registered |
⚙️ Processor | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 32bit: MediaTek MT6577 |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | PowerVR SGX531 |
| Performance (benchmark) | AnTuTu: 656467 (v8) Geekbench: 3316 (v5.1) GFXBench: 33fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| RAM memory | 12GB LPDDR5 | 512MB LPDDR2 |
| Internal storage | 512GB (468GB available) UFS 3.1 | 4GB (2GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| 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) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G |
| 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 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS D540a: 850/1900 - D540i: 850/2100 |
| Primary 4G network | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Primary 5G network | SA/NSA Global version: (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79) China version: (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79) | Not supported |
| 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 |
| 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 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66) TD-LTE (34, 38, 39, 40, 41, 42) China version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 66) TD-LTE (34, 38, 39, 40, 41, 42) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | Not supported |
📷 Camera | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Back camera (main camera) | (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 | 8 megapixels |
| Main camera resolution | 8160x6120 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | HD (1280x720) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/1.56" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | Not supported |
| Camera extras | 1080p@240fps Sony IMX766 sensor | feature not registered |
📸 Front camera | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Front camera (secondary) | 32 megapixels | 2 megapixels |
| Front camera resolution | 6528x4896 pixels | 1600x1200 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.4 (aperture) | feature not registered |
| 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 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Loudspeaker | Stereo sound | 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, XviD, MKV | MP4, DivX, XviD, H.263, H.264, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, AAC |
🔌 Connectivity | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 3.0 |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) C766205220T |
| Battery capacity | 4500 mAh | 2200 mAh |
| Charger, watts | 65W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | 30W Qi Wireless charging (Qi/WPC) 10W Reverse wireless charging | feature not registered |
| Talk time autonomy | feature not registered | 14 hours |
| Standby | feature not registered | 820 hours (34.2 days) |
➕ Other features | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gloss Black, Blue, White, Cosmic Mocha, Mars Edition, Photographer Edition | • Colors: Black, White • Java framework |
☢️ Radiation rate | ||
| Oppo Find X3 Pro (512GB) | Blu Studio 5.3 II (D540) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |