Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) vs Huawei P Smart 2021 (L21B)
Side by side comparison between Asus Zenfone 4 vs Huawei P Smart (2021) phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
6.67"
IPS
IPS
1080x2400
48
MP
MP
8mp
4GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Huawei P Smart 2021 (L21B)
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 
12 Advantages | 29 Common items in both devices |
| 4GB LPDDR4X / 4GB LPDDR4 |
| TFT IPS LCD |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| +22 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 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Model | Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) |
| Other model names | Asus Zenfone 4 (NFC version) Snapdragon 630 (4GB RAM) | Huawei P Smart 2021 (PPA-L21B, Peppa-L21B, LX1) Dual-SIM NFC |
| Country or region available |       (Europe), South Africa, China, USA, Hong Kong, Taiwan |   (United Kingdom), Russia |
| Brand | Asus | Huawei |
| Release date | 10/1/2017 | 9/28/2020 |
| Depth | 7.5 millimeters (0.3 inches) | 9.26 millimeters (0.36 inches) |
| Size (width x height) | 75.2 x 155.4 millimeters (2.96 x 6.12 in) | 76.88 x 165.65 millimeters (3.03 x 6.52 in) |
| Weight | 165 grams (5.78 ounces) | 206 grams (7.21 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 6.67" inches |
| Screen-to-body ratio | ~71.4% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 395 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| System version | Android 7.1.1 Nougat | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | EMUI 10.1 |
⚙️ Processor | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Chipset | 64bit: Qualcomm Snapdragon 630 SDM630 (14nm) | 64bit: HiSilicon Kirin 710A (14nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 508 | ARM Mali-G51 MP4 |
| Performance (benchmark) | feature not registered | AnTuTu: 169253 (v8) Geekbench: 1334 (v5.1) GFXBench: 7fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR4 |
| Internal storage | 64GB (52GB available) | 128GB (110GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD 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) nano-SIM (4FF) |
| Maximum Download / Upload | 600/150 Mbps | 400/50 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 | China version: UMTS 850/900/1900/2100 North America version: UMTS 800/850/900/1700/1900/2100 Taiwan version: UMTS 800/850/900/1800/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat12 China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) North America version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan version: LTE (Bands 1,2,3,5,7,8,18,19,28) TD-LTE (Bands 38,39,40,41) | LTE Cat6 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat6 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38) |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
📷 Camera | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 8MP 12mm | (quad camera) 48 megapixels 8MP ultrawide f/2.4120°1/4"1.12µm 2MP macro f/2.4 2MP depth f/2.4 |
| Main camera resolution | 4032x3024 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 25mm (lens) | 26mm (lens) |
| Sensor size | 1/2.55" inches | 1/2" inches |
| Pixel size | 1.4µm 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 | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Front camera (secondary) | 8 megapixels | 8 megapixels |
| Front camera resolution | 3264x2448 pixels | 3264x2448 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 24mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, OGG, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| USB | USB 2.0 Type-C reversible connector | 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 | 5.0 + A2DP/LE | 5.1 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 5000 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 22.5W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 30 hours (1.3 days) | 38 hours (1.6 days) |
| Standby | 552 hours (23 days) | feature not registered |
➕ Other features | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| 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: Moonlight white, Mint green, Midnight black • Asus ZenUI 4.0 • 2.5D glass screen • Sony IMX362 back camera sensor • Fast battery charging: 50% in 36min • 24-bit/192kHz audio • DTS surround sound • VoLTE | • Colors: Midnight Black, Crush Green, Blush Gold • Protective film included • Protective cover included |
☢️ Radiation rate | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Huawei P Smart 2021 (L21B) | |
| 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 |