Asus Zenfone AR (ZS571KL 128GB) vs Xiaomi Redmi K30S (128GB)
Side by side comparison between Asus Zenfone AR vs Xiaomi Redmi K30S phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
AMOLED
AMOLED
1440x2560
23
MP
MP
8mp
6GB
RAM
RAM
Quad-core
3300
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
64
MP
MP
20mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Redmi K30S (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!
11 Advantages 
19 Advantages | 22 Common items in both devices |
| 128GB (110GB available) / 128GB (106GB available) |
| Aluminum body, glass front, plastic back / Aluminum frame, glass front/back |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| (front) Full HD (1920x1080) |
| +15 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 AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Model | Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) |
| Other model names | Asus Zenfone AR ZS571KL (128GB+6GB RAM) A002A, A002 | Xiaomi Redmi K30S 5G M2007J3SC |
| Country or region available |  (Global, International) |  China |
| Brand | Asus | Xiaomi |
| Release date | 5/1/2017, Announced: 1/9/2017 | 10/27/2020 |
| Depth | 8.9 millimeters (0.35 inches) | 9.33 millimeters (0.37 inches) |
| Size (width x height) | 77.4 x 158.7 millimeters (3.05 x 6.25 in) | 76.4 x 165.1 millimeters (3.01 x 6.5 in) |
| Weight | 170 grams (5.95 ounces) | 216 grams (7.56 ounces) |
| Build, materials | Aluminum body, glass front, plastic back | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.7" inches | 6.67" inches |
| Screen-to-body ratio | ~72.9% (screen-to-body ratio) | ~85.2% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels (16:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 515 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass 5 |
| Refresh rate | 60Hz | 144Hz |
| Display features | Not supported | 500nits[typ] HDR10 |
🤖 Operating System | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| System version | Android 7.0 Nougat | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | ZenUI 3.0 | feature not registered |
⚙️ Processor | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 821 MSM8996 (14nm) | 64bit: Qualcomm Snapdragon 865 (SM8250) (7nm) |
| CPU | Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-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 | Qualcomm Adreno 530 650Mhz | Qualcomm Adreno 650 (250-587MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| RAM memory | 6GB LPDDR4 | 8GB LPDDR5 |
| Internal storage | 128GB (110GB available) UFS 2.0 | 128GB (106GB available) UFS 3.1 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| 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) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 600/75 Mbps | 2000/150 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | Global version: UMTS 800/850/900/1900/2100 America version: UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat12 VoLTE Global version: LTE (Bands 1, 2, 3, 5, 7, 8, 18, 19, 20, 26, 28) TD-LTE (Bands 38, 40, 41) America version: LTE (Bands 1, 2, 3, 4, 5, 7, 12, 13, 20, 29) | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 41, 78, 79) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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 | UMTS 850/900/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE |
📷 Camera | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Back camera (main camera) | 23 megapixels | (triple camera) 64 megapixels 13MP ultrawide f/2.4123°1.12µm 5MP macro f/2.4AF |
| Main camera resolution | 5536x4152 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.9 (aperture) |
| Focal length | 27mm lens | 26mm lens |
| Sensor size | 1/2.6" inches | 1/1.73" inches |
| Pixel size | 1µm pixel | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | Motion tracking sensors | feature not registered |
📸 Front camera | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Front camera (secondary) | 8 megapixels | 20 megapixels |
| Front camera resolution | 3264x2448 pixels | 5184x3840 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 27mm lens |
| Sensor size | 1/4" inches | 1/3.4" inches |
| Pixel size | 1.12µm pixel | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Loudspeaker | Mono sound (not stereo) Hi-Res audio | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| USB | USB 2.0 Type-C, 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 | 4.2 + A2DP | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) 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, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 5000 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging Quick Charge 3 | 33W Wired fast charging Quick Charge 4+ USB Power Delivery 3.0 |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Black • Tango and Daydream by Google | • Colors: Cosmic Black, Lunar Silver • MIUI 12 • Silicone Case included • Screen protector included • Dual stereo speakers • 24-bit/192kHz audio • Mi Pay |
☢️ Radiation rate | ||
| Asus Zenfone AR (ZS571KL 128GB) | Redmi K30S (128GB) | |
| 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 |