Blu Studio Energy 2 (S0090UU) vs Asus Zenfone 7 (ZS670KS 128GB/8GB)
Side by side comparison between Blu Studio Energy 2 vs Asus Zenfone 7 phones, differences, pros, cons and full specifications. What's the better?
,
5"
AMOLED
AMOLED
720x1280
8
MP
MP
5mp
1.5GB
RAM
RAM
Quad-core
5000
mAh
mAh
(Removable)
vs
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
64mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 7 (ZS670KS 128GB/8GB)
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!
4 Advantages 
31 Advantages | 19 Common items in both devices |
| Aluminum body, glass front / Aluminum frame, glass front/back |
| Super AMOLED |
| 16 million |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| Capacitive |
| Multitouch |
| +12 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 | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Change model | ||
| Model | Studio Energy 2 (S0090UU) | Zenfone 7 (ZS670KS 128GB/8GB) |
| Other model names | BLU Studio Energy 2 LTE for AT&T,T-Mobile, Cricket, MetroPCS | Asus Zenfone 7 ZS670KS, ASUS_I002D, I002D (8GB RAM) |
| Country or region available |  USA |  (Global, International) |
| Brand | Blu | Asus |
| Release date | 9/1/2015 | 9/1/2020, Announced: 8/26/2020 |
| Depth | 10.2 millimeters (0.4 inches) | 9.6 millimeters (0.38 inches) |
| Size (width x height) | 71.2 x 144.7 millimeters (2.8 x 5.7 in) | 77.3 x 165.1 millimeters (3.04 x 6.5 in) |
| Weight | 176 grams (6.16 ounces) | 235 grams (8.23 ounces) |
| Build, materials | Aluminum body, glass front | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Display type | Super AMOLED | Super AMOLED |
| Screen size | 5" inches | 6.67" inches |
| Screen-to-body ratio | ~66.9% (screen-to-body ratio) | ~84.2% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 294 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 6 |
| Refresh rate | 60Hz | 90Hz |
| Display features | BLU Infinite View | 700nits[peak] HDR10+ |
🤖 Operating System | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| System version | Android 5.0.2 Lollipop | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | ZenUI 8 |
⚙️ Processor | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Chipset | 64bit: MediaTek MT6735 (28nm) | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP2 (450MHz) | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| RAM memory | 1.5GB LPDDR3 | 8GB LPDDR5 |
| Internal storage | 16GB (12GB available) | 128GB (104GB available) UFS 3.1 |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1700/1900/2100 | UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (2, 4, 7, 17) | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Back camera (main camera) | 8 megapixels | (triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAF3x-optical-zoom |
| Main camera resolution | 3264x2448 pixels | 10120x6328 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Digital and optical 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 | 4K@120fps 1080p@240fps 720p@480fps |
📸 Front camera | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Front camera (secondary) | 5 megapixels | Uses the back motorized camera (flip-up/rotating) |
| Front camera resolution | 2592x1944 pixels | 10120x6328 pixels |
| Video recording (secondary) | HD (1280x720) | 8K UHD (7680x4320) |
| Front flash | Not supported | Dual-LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Loudspeaker | Mono sound (not stereo) | Stereo sound 24-bit/192kHz |
| Active noise cancellation | 1 microphone | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.0 + A2DP | 5.1 + 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 | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | Wired charging | 30W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 33 hours (1.4 days) | feature not registered |
| Standby | 1080 hours (45 days) | feature not registered |
➕ Other features | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| 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: Gray, White • Screen protector included • Silicon Case included | • Colors: Aurora Black, Pastel White • Silicon case included |
☢️ Radiation rate | ||
| Blu Studio Energy 2 (S0090UU) | Asus Zenfone 7 (ZS670KS 128GB/8GB) | |
| 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 |