Asus Zenfone 4 Max Pro (ZC554KL) vs Samsung Galaxy A21s (SM-A217M)
Side by side comparison between Asus Zenfone 4 Max Pro vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
720x1280
16
MP
MP
16mp
3GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
vs
6.5"
PLS
PLS
720x1600
48
MP
MP
13mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A21s (SM-A217M)
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!
8 Advantages 
14 Advantages | 24 Common items in both devices |
| 8.9 millimeters (0.35 inches) |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| f/2.0 (aperture) |
| +17 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 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Change model | ||
| Model | Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) |
| Other model names | Asus Zenfone 4 Max Pro Octa-Core 16MP 5,5" (32GB + 3GB RAM) | Galaxy A21s SM-A217M Single-Sim (64GB + 4GB RAM) |
| Country or region available |        Philippines, Hong Kong, Indonesia, Malaysia, Singapore, Thailand, Vietnam |   (Latin America), Mexico |
| Brand | Asus | Samsung |
| Release date | 9/11/2017 | 6/2/2020, Announced: 5/15/2020 |
| Depth | 8.9 millimeters (0.35 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 76.9 x 154 millimeters (3.03 x 6.06 in) | 75.3 x 163.7 millimeters (2.96 x 6.44 in) |
| Weight | 181 grams (6.34 ounces) | 192 grams (6.72 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Display type | TFT IPS LCD | TFT PLS |
| Screen size | 5.5" inches | 6.5" inches |
| Screen-to-body ratio | ~70.4% (screen-to-body ratio) | ~82.8% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 267 PPI | 270 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| System version | Android 7.0 Nougat | Android 10 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | One UI 2.0 / 3.1 / 4.1 |
⚙️ Processor | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Chipset | 64bit: Qualcomm Snapdragon 430 MSM8937 (28nm) | 64bit: Samsung Exynos 850 (8nm) |
| CPU | Octa-core, 2 processors: 4x 1.4GHz ARM Cortex-A53 (Quad-core) 4x 1.1GHz ARM Cortex-A53 (Quad-core) | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core) |
| GPU graphical controller | Qualcomm Adreno 505 450Mhz | ARM Mali-G52 MP1 |
| Performance (benchmark) | feature not registered | AnTuTu: 124232 (v8) |
💽 Memory and storage | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| RAM memory | 3GB LPDDR3 | 4GB LPDDR4X |
| Internal storage | 32GB (22GB available) | 64GB (48GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| 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 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 1,2,3,4,5,7,8,12,17,18,19,26,28) TD-LTE (Bands 38, 41) | LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Back camera (main camera) | (dual camera) 16 megapixels 5MP 12mm120° | (quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 4608x3456 pixels | 8000x6000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 26mm lens | 26mm lens |
| Sensor size | feature not registered | 1/2" inches |
| Pixel size | feature not registered | 0.8µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital 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 | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Front camera (secondary) | 16 megapixels | 13 megapixels |
| Front camera resolution | 4608x3456 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | feature not registered | 1/3.1" inches |
| Pixel size | feature not registered | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.1 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 5000 mAh | 5000 mAh |
| Charger, watts | Wired charging | 15W (9V/1.67A) Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 40 hours (1.7 days) | feature not registered |
| Standby | 1104 hours (46 days) | feature not registered |
➕ Other features | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| 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, Rose Pink, Gold, Black • USB OTG On-The-Go • 2.5D glass screen • ASUS ZenUI 4.0 • PixelMaster 4.0 • Fast battery charging 5V/2A=10W | • Colors: Black, White, Blue, Red |
☢️ Radiation rate | ||
| Asus Zenfone 4 Max Pro (ZC554KL) | Galaxy A21s (SM-A217M) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.54W/kg (head), 1.14W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |