Samsung Rex 70 (S3802) vs Asus Zenfone 8 (256GB/16GB)
Side by side comparison between Samsung Rex 70 vs Asus Zenfone 8 phones, differences, pros, cons and full specifications. What's the better?
,
vs
5.9"
AMOLED
AMOLED
1080x2400
64
MP
MP
12mp
16GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 8 (256GB/16GB)
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!
3 Advantages 
30 Advantages | 10 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Proximity sensor |
| Hands-free calling |
| Vibrating alert |
| 2 slots (Dual-SIM) |
| +3 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 | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Change model | ||
| Model | Rex 70 (S3802) | Zenfone 8 (256GB/16GB) |
| Other model names | Samsung Rex 70 Duos S3802 for India market | Asus Zenfone 8 (ZS590KS, ZS590KS-2A007EU) |
| Country or region available |  India |  (Global, International) |
| Brand | Samsung | Asus |
| Release date | 3/1/2013 | 5/13/2021, Announced: 5/12/2021 |
| Depth | 12 millimeters (0.47 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 57.2 x 104.9 millimeters (2.25 x 4.13 in) | 68.5 x 148 millimeters (2.7 x 5.83 in) |
| Weight | 89 grams (3.12 ounces) | 169 grams (5.92 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
📲 Display | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Display type | TFT LCD | Super AMOLED |
| Screen size | 3" inches | 5.9" inches |
| Screen-to-body ratio | ~46.4% (screen-to-body ratio) | ~82.9% (screen-to-body ratio) |
| Display resolution | 240x320 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 133 PPI | 446 PPI |
| Colors | 65 thousand | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 700nits[typ], 1100nits[peak] HDR10+ Always-On Display |
🤖 Operating System | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| System version | Proprietary OS | Android 11 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | ZenUI 8 / 9 / 10 |
⚙️ Processor | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Chipset | 32bit | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
| CPU | Single-core, 1 processor: Single-core XMM 2250m (Single-core) | 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) |
| GPU graphical controller | feature not registered | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 676001 (v8), 799738 (v9) Geekbench: 3604 (v5.1) GFXBench: 61fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| RAM memory | feature not registered | 16GB LPDDR5 |
| Internal storage | 10MB | 256GB (228GB available) UFS 3.1 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) Standard mini-SIM (2FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 0.236 Mbps | 2000/1024 Mbps |
| Network technology | 2G | 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 | Not supported | UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) |
| Primary 5G network | Not supported | America version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 25, 38, 40, 66, 71, 77, 78) Global version: SA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78) |
| Primary data network | GPRS, EDGE | 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 Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 30, 66, 71) TD-LTE (34, 38, 39, 40, 41, 42) Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28) TD-LTE (34, 38, 39, 40, 41, 42) |
| Secondary data network | GPRS | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Back camera (main camera) | 2 megapixels | (dual camera) 64 megapixels 12MP ultrawide f/2.2112°14mm1/2.55"1.4µmPDAF |
| Main camera resolution | 1600x1200 pixels | 10120x6328 pixels |
| Video recording (primary) | Supported | 8K UHD (7680x4320) 24 fps |
| Flash | Not supported | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.73" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | feature not registered | Supported |
| Image stabilization | feature not registered | OIS (4-axis): Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | feature not registered | Face detection, Smile detection |
| BSI sensor | feature not registered | Supported |
| HDR | feature not registered | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@120fps 1080p@240fps 720p@480fps |
📸 Front camera | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Front camera (secondary) | Not supported | 12 megapixels |
| Front camera resolution | Not supported | 4000x3000 pixels |
| Video recording (secondary) | Not supported | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.5 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | feature not registered | 1/2.93" inches |
| Pixel size | feature not registered | 1.22µm pixel |
🔉 Sound and multimedia | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Loudspeaker | Supported | Stereo sound 32-bit/384kHz |
| Active noise cancellation | feature not registered | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 3.0 | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | feature not registered | Not supported |
| GPS | Not supported | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Not supported | Supported |
| Infrared port | feature not registered | Not supported |
🧭 Sensors | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Sensors | Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 1000 mAh | 4000 mAh |
| Charger, watts | Wired charging | 30W Wired fast charging 5W Reverse charging by cable Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 13 hours | feature not registered |
| Standby | 490 hours (20.4 days) | feature not registered |
➕ Other features | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| Call control | Voice recorder | Voice dialing, Voice recorder, Voice commands |
| Messaging | SMS, MMS, E-mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | feature not registered | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: White, Gray, Blue • Samsung TouchWiz UI • ChatON • Opera browser • Facebook, Twitter, YouTube • Java framework | • Colors: Obsidian Black, Horizon Silver |
☢️ Radiation rate | ||
| Samsung Rex 70 (S3802) | Asus Zenfone 8 (256GB/16GB) | |
| 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 |