Asus Zenfone 7 (ZS670KS 128GB/6GB) vs Samsung Duos B5722
Side by side comparison between Asus Zenfone 7 vs Samsung Duos B5722 phones, differences, pros, cons and full specifications. What's the better?
,
6.67"
AMOLED
AMOLED
1080x2400
64
MP
MP
64mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
What's the better phone? Asus Zenfone 7 (ZS670KS 128GB/6GB)
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 
3 Advantages | 5 Common items in both devices |
| Capacitive |
| Hands-free calling |
| Vibrating alert |
| 2 slots (Dual-SIM) |
| USB 2.0 Type-C, USB OTG On-The-Go / USB 2.0 proprietary connector |
| + 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 | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Model | Zenfone 7 (ZS670KS 128GB/6GB) | Duos B5722 |
| Other model names | Asus Zenfone 7 ZS670KS, ASUS_I002D, I002D (6GB RAM) | Samsung B5722 Duos, GT-B5722, GT-B5722C |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Asus | Samsung |
| Release date | 9/1/2020, Announced: 8/26/2020 | 12/1/2009 |
| Depth | 9.6 millimeters (0.38 inches) | 14.4 millimeters (0.57 inches) |
| Size (width x height) | 77.3 x 165.1 millimeters (3.04 x 6.5 in) | 54.9 x 104 millimeters (2.16 x 4.09 in) |
| Weight | 235 grams (8.23 ounces) | 105 grams (3.68 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 6.67" inches | 2.8" inches |
| Screen-to-body ratio | ~84.2% (screen-to-body ratio) | ~42.5% (screen-to-body ratio) |
| Display resolution | 1080x2400 pixels (20:9) | 240x320 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Single touch 1-point |
| Pixel density (dot pitch) | 395 PPI | 143 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 6 | Not supported |
| Refresh rate | 90Hz | feature not registered |
| Display features | 700nits[peak] HDR10+ | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| System version | Android 10 | Proprietary OS |
| Firmware update | Android 12 | feature not registered |
| User Interface | ZenUI 8 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Chipset | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) | 32bit |
| CPU | 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) | Single-core, 1 processor: Single-core |
| GPU graphical controller | Qualcomm Adreno 650 (250-587MHz) | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| RAM memory | 6GB LPDDR5 | feature not registered |
| Internal storage | 128GB (104GB available) UFS 3.1 | 30MB |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 8GB microSD (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| 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) nano-SIM (4FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 2000/1024 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G |
| 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 800/850/900/1700/1900/2100 | Not supported |
| Primary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | Not supported |
| Primary 5G network | SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 900/1800 |
| Secondary 3G network | UMTS 800/850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29) TD-LTE (38, 39, 40, 41) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS |
📷 Camera | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Back camera (main camera) | (triple camera) 64 megapixels 12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF 8MP telephoto f/2.480mmPDAF3x-optical-zoom | 3.1 megapixels |
| Main camera resolution | 10120x6328 pixels | 2048x1536 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 30 fps | QVGA (320x240) 15 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Digital and optical zoom | Not supported |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo/video on both cameras | feature not registered |
| Camera extras | 4K@120fps 1080p@240fps 720p@480fps | feature not registered |
📸 Front camera | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Front camera (secondary) | Uses the back motorized camera (flip-up/rotating) | Not supported |
| Front camera resolution | 10120x6328 pixels | Not supported |
| Video recording (secondary) | 8K UHD (7680x4320) | Not supported |
| Front flash | Dual-LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.72" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Loudspeaker | Stereo sound 24-bit/192kHz | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | Not supported | FM (RDS) |
| 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, WMA, eAAC+ |
🔌 Connectivity | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | Type-C jack with 3.5mm jack adapter | proprietary audio output |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.1 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | Not supported |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor | Not supported |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 5000 mAh | 1200 mAh |
| Charger, watts | 30W Wired fast charging Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 4.5 hours |
| Standby | feature not registered | 400 hours (16.7 days) |
➕ Other features | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Aurora Black, Pastel White • Silicon case included | • Colors: Black, Dark Brown, Elegant Pink • Samsung TouchWiz Lite v1.0 • DNSe (Digital Natural Sound Engine) • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone 7 (ZS670KS 128GB/6GB) | Samsung Duos B5722 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.77W/kg (head), 0.69W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.685W/kg (head) |