Oppo Find X3 (128GB) vs Blu Star 4.5 Design Edition (S451U)
Side by side comparison between Oppo Find X3 vs Blu Star 4.5 Design Edition phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1440x3216
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
4.5"
IPS
IPS
480x800
5
MP
MP
0.3mp
512MB
RAM
RAM
Quad-core
1700
mAh
mAh
(Removable)
What's the better phone? Oppo Find X3 (128GB)
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 | 12 Common items in both devices |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| +5 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 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Model | Find X3 (128GB) | Star 4.5 Design Edition (S451U) |
| Other model names | OPPO Find X3 5G (PEDM00) | Blu Star 4.5 S451u, Blu S451u |
| Country or region available |  China |  USA |
| Brand | Oppo | Blu |
| Release date | 3/19/2021, Announced: 3/11/2021 | 11/1/2014 |
| Depth | 8.26 millimeters (0.33 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 74.4 x 163.6 millimeters (2.93 x 6.44 in) | 64.3 x 127.7 millimeters (2.53 x 5.03 in) |
| Weight | 193 grams (6.76 ounces) | 133 grams (4.66 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP52 certified: protection against dust and splashing | Not supported |
📲 Display | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.7" inches | 4.5" inches |
| Screen-to-body ratio | ~88.7% (screen-to-body ratio) | ~70.2% (screen-to-body ratio) |
| Display resolution | 1440x3216 pixels (20:9) | 480x800 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 526 PPI | 207 PPI |
| Colors | 1 billion | 16 million |
| Scratch-resistant glass | Gorilla Glass | 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 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| System version | Android 11 | Android 4.4.2 KitKat |
| Firmware update | feature not registered | Android 5.0.2 Lollipop |
| User Interface | ColorOS 11.2 | feature not registered |
⚙️ Processor | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Chipset | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) | 32bit: MediaTek MT6582 |
| 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) | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A7 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 650 (670MHz) | ARM Mali-400 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| RAM memory | 8GB LPDDR4X | 512MB LPDDR2 |
| Internal storage | 128GB (104GB available) UFS 3.1 | 4GB (2GB available) |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 21/5.76 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 850/1700/1900 |
| 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 | Not supported |
| Primary 5G network | SA/NSA (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, HSPA+ |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| 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 | GPRS, EDGE |
📷 Camera | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| 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 | 5 megapixels |
| Main camera resolution | 8160x6120 pixels | 2592x1944 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) | 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 | HDR photo only main camera |
| Camera extras | 1080p@240fps Sony IMX766 sensor | feature not registered |
📸 Front camera | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Front camera (secondary) | 32 megapixels | 0.3 megapixels |
| Front camera resolution | 6528x4896 pixels | 640x480 pixels |
| Video recording (secondary) | Full HD (1920x1080) | VGA (640x480) |
| 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 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| 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, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+, FLAC |
🔌 Connectivity | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| 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 | 4.0 + A2DP |
| 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 | Not supported |
| 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 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4500 mAh | 1700 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 | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| 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 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gloss Black, Blue, White | • Colors: Black, White, Blue, Pink, Grey, Gold, Purple, Yellow • Leather in the back • Screen protector included • Silicon Case included • BLU Infinite View technology |
☢️ Radiation rate | ||
| Oppo Find X3 (128GB) | Blu Star 4.5 Design Edition (S451U) | |
| 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 |