Asus Zenfone 5Z (ZS621KL 128GB) vs Apple iPhone 5S (16GB)
Side by side comparison between Asus Zenfone 5Z vs Apple iPhone 5S phones, differences, pros, cons and full specifications. What's the better?
,
6.2"
IPS
IPS
1080x2246
12
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
4"
IPS
IPS
640x1136
8
MP
MP
1.2mp
1GB
RAM
RAM
Dual-core
1560
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 5Z (ZS621KL 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!
25 Advantages 
4 Advantages | 26 Common items in both devices |
| Aluminum frame, glass front/back / Aluminum body, glass front |
| 60Hz |
| 16 million |
| Dual-LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| HDR photo on both cameras |
| +19 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 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Model | Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) |
| Other model names | Asus Zenfone 5z 6GB RAM (ZS621KL), ASUS_Z01RD | Apple iPhone 5S A1453, A1457, A1530, A1533 |
| Country or region available |  India |  (Global, International) |
| Brand | Asus | Apple |
| Release date | 6/1/2018 | 9/20/2013, Announced: 9/10/2013 |
| Depth | 7.9 millimeters (0.31 inches) | 7.6 millimeters (0.3 inches) |
| Size (width x height) | 75.65 x 153 millimeters (2.98 x 6.02 in) | 58.6 x 123.8 millimeters (2.31 x 4.87 in) |
| Weight | 165 grams (5.78 ounces) | 112 grams (3.92 ounces) |
| Build, materials | Aluminum frame, glass front/back | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Display type | TFT IPS LCD | TFT LED-Backlit IPS LCD |
| Screen size | 6.2" inches | 4" inches |
| Screen-to-body ratio | ~83.7% (screen-to-body ratio) | ~60.8% (screen-to-body ratio) |
| Display resolution | 1080x2246 pixels (18.7:9) | 640x1136 pixels (16:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 5-points |
| Pixel density (dot pitch) | 402 PPI | 326 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass |
| Refresh rate | 60Hz | 60Hz |
| Display features | 550nits[typ] | Not supported |
🤖 Operating System | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| System version | Android 8.0 Oreo | iOS 7.0 |
| Firmware update | Android 10 | iOS 12 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) | 64bit: Apple A7 (APL0698) (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.7GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) | Dual-core, 1 processor: 2x 1.3GHz Cyclone (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 630 710Mhz | PowerVR G6430 (4-core, 400MHz) |
| Performance (benchmark) | feature not registered | Basemark X: 14341 |
💽 Memory and storage | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| RAM memory | 6GB LPDDR4X | 1GB LPDDR3 |
| Internal storage | 128GB (111GB available) UFS 2.1 | 16GB (13GB available) eMMC |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 800/100 Mbps | 100/50 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 | CDMA 800/1700/1900/2100, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 800/850/900 | A1453/A1533 GSM model: UMTS 850/900/1700/1900/2100 A1453/A1533 CDMA model: CDMA2000 1xEV-DO A1457/A1530 model: UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41) | LTE Cat3 A1453 model: LTE 700/800/850/900/1700/1800/1900/2100 (Bands 1,2,3,4,5,8,13,17,18,19,20,25,26) A1533 model: LTE 700/800/850/900/1700/1800/1900/2100 (Bands 1,2,3,4,5,8,13,17,19,20,25) A1457 model: LTE 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20) A1530 model: LTE 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20) TD-LTE 1900/2300/2600 (Bands 38,39,40) |
| 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 |
| 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 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF | 8 megapixels |
| Main camera resolution | 4000x3000 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.2 (aperture) |
| Focal length | 24mm (lens) | 29mm (lens) |
| Sensor size | 1/2.55" inches | 1/3" inches |
| Pixel size | 1.4µm pixel | 1.5µm pixel |
| Autofocus | PDAF: phase detection autofocus | 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Front camera (secondary) | 8 megapixels | 1.2 megapixels |
| Front camera resolution | 3264x2448 pixels | 1280x960 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.4 (aperture) |
| Focal length | 24mm (lens) | 31mm (lens) |
| Sensor size | 1/4" inches | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MPEG4, H.264, MOV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, AAC, eAAC, M4A |
🔌 Connectivity | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Proprietary TV-out |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) + MIMO |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3300 mAh | 1560 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | 25 hours (1 days) | 10 hours |
| Standby | feature not registered | 250 hours (10.4 days) |
➕ Other features | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| 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: Midnight Blue, Meteor Silver • 2.5D curved glass screen • 95% DCI-P3 coverage • Supports glove touch • ASUS ZenUI 5.0 • 24-bit/192kHz audio • DTS sound (only headphones) | • Colors: Black, White, Gold • Touch ID • Oleophobic coating • Simultaneous HD video and image recording • FaceTime • Siri natural language • AirDrop file sharing • iCloud cloud service • WiFi hotspot |
☢️ Radiation rate | ||
| Asus Zenfone 5Z (ZS621KL 128GB) | iPhone 5S (16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.04W/kg (head), 0.37W/kg (body) | 1.12W/kg (head), 1.18W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | 1.2W/kg (head), 1.477W/kg (body) | 1W/kg (head), 0.8W/kg (body) |