Apple iPhone 6s vs. ASUS ZenFone 4 (ZE554KL)

Phone Comparison, Reviews and Tests

Side by side comparison and review of Apple iPhone 6s and ASUS ZenFone 4 (ZE554KL). Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.

Phone Specifications Comparison

Apple iPhone 6s vs. ASUS ZenFone 4 (ZE554KL) Comparison Chart
DESIGN AND DIMENSIONS Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Product Type Smartphone - refurbished Smartphone
Manufacturer Model Number A1688 ZE554KL
Form Factor Touch Touch
Height 138.3 mm 155.36 mm ASUS ZenFone 4 (ZE554KL) has greater height than Apple iPhone 6s.
Width 67.1 mm 75.24 mm ASUS ZenFone 4 (ZE554KL) has greater width than Apple iPhone 6s.
Depth 7.1 mm 7.7 mm Apple iPhone 6s is narrower than Apple iPhone 6s.
Weight 143 g 165 g Apple iPhone 6s is lighter than Apple iPhone 6s.
Body Colour Space grey | Rose gold | Gold | Silver Midnight black | Moonlight white
Body Material Stainless steel, glass, anodised aluminium -
Waterproof (Water-resistant) - -
SAR Value 0.98 W/kg (body), 0.87 W/kg (head) 1.48 W/kg (body), 1.42 W/kg (head)
Integrated Components - FM radio
Connector Type Headset jack - mini-phone 3.5mm
Lightning
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Single-SIM Dual-SIM
SIM Card Configuration Details - Nano SIM + nano SIM/microSD
DISPLAY Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Display Type LCD display LCD display
Display Technology Retina HD display with IPS technology Super IPS+
Screen Size (Display Size) 4.7" 5.5" ASUS ZenFone 4 (ZE554KL) has larger screen size than Apple iPhone 6s.
Screen Resolution (Display Resolution) 1334 x 750 pixels 1920 x 1080 pixels ASUS ZenFone 4 (ZE554KL) has better screen resolution than Apple iPhone 6s.
Display Format - Full HD
Pixel Density 326 ppi -
Max Brightness 500 cd/m² 600 cd/m² ASUS ZenFone 4 (ZE554KL) has better display brightness than Apple iPhone 6s.
Contrast Ratio 1400:1 -
Display Enhancement Technology - Bluelight Filter for Eye Care, Splendid technology
Display Features Dual-domain pixels, Display Zoom, Reachability (screen shifting), Landscape Views 2.5D Glass
Display Protection (Screen Protector) Fingerprint-resistant oleophobic coating Corning Gorilla Glass (scratch resistant glass), smudge-resistant oleophobic coating
PROCESSOR Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Processor Type (CPU) Apple A9 Qualcomm Snapdragon 630
Clock Speed - 2.2 GHz
Processor Core Qty - 8-core
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) - Qualcomm ADRENO 508
MEMORY Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
RAM - LPDDR4X SDRAM - 4 GB
Internal Memory Size (Storage Capacity) 16 GB 64 GB ASUS ZenFone 4 (ZE554KL) has more internal memory than Apple iPhone 6s.
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 2 TB
CAMERA Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
MAIN CAMERA
Number of Main Cameras 1 2
Sensor Resolution 12 Megapixel 12 Megapixel Both phones have the same camera resolution.
Sensor Size - 1/2.55"
Sensor Type BSI -
Sensor Name - Sony Exmor RS IMX362 sensor
Lens Aperture F/2.2 F/1.8 ASUS ZenFone 4 (ZE554KL) has better lens aperture than Apple iPhone 6s.
Lens Construction 5-element 6-element
Optical Image Stabiliser (OIS) - 4 Stop OIS (Optical Image Stabilisation) ASUS ZenFone 4 (ZE554KL) has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom 3x -
Special Effects - HDR
HDR Mode Auto HDR mode -
Camera Modes Burst mode, Panorama, Time-lapse mode, Timer mode Panorama, Time-lapse mode, Pro mode, Beauty mode, Auto mode, super resolution mode, GIF animation function, portrait mode
Face Recognition (Face ID) Face detection - Apple iPhone 6s has face detection.
Light Source LED light Dual LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Sapphire crystal lens cover, Cinematic video stabilisation, Focus Pixels, Cinematic video stabilisation, Live Photo, Playback zoom, Hybrid IR filter, Exposure control, noise reduction, geotagging 3-axis electronic image stabilisation, RAW image capture, Subject-Tracking Auto-Focus, PixelMaster 4.0 camera, 4-axis optical image stabilisation, 9 filters, Instant cameras switching, Dual Pixel Phase Detect Auto-Focus (PDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Wide-angle lens
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel ASUS ZenFone 4 (ZE554KL) has better front camera resolution than Apple iPhone 6s.
Sensor Type (Front) BSI -
Lens Aperture (Front) F/2.2 F/2.0 ASUS ZenFone 4 (ZE554KL) has better front lens aperture than Apple iPhone 6s.
Special Effects (Front) - Collage
HDR Mode (Front) Auto HDR mode -
Camera Modes (Front) Burst mode, Timer mode Beauty mode, Auto mode, selfie panorama, GIF animation function, portrait mode, Smart beautification, Livestream beautification
Face Recognition (Face ID) Face detection - Apple iPhone 6s has face detection.
Light Source (Front) Retina Flash -
Video Resolutions (Front) 1280 x 720 (720p) -
Camera Features (Front) FaceTime HD camera, Exposure control PixelMaster camera, ASUS SelfieMaster technology, 9 filters
BATTERY AND CHARGING Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Battery Capacity (Battery Size) - 3300 mAh
Fast Charging Technology - ASUS Boost Master ASUS ZenFone 4 (ZE554KL) has fast charging technology.
Standby Time 240 hours 552 hours ASUS ZenFone 4 (ZE554KL) has longer standby time than Apple iPhone 6s.
Talk Time 840 minutes 1800 minutes ASUS ZenFone 4 (ZE554KL) has longer battery life when making calls than Apple iPhone 6s.
Run Time Details Talk (3G): up to 840 min
Standby: up to 240 hrs
Active online usage (3G): up to 10 hrs
Active online usage (LTE): up to 10 hrs
Active online usage (Wi-Fi): up to 11 hrs
Playback (video): up to 11 hrs
Playback (audio): up to 50 hrs
Standby (4G): up to 552 hrs
Talk (3G): up to 1800 min
Playback (video): up to 16 hrs
Continuous browsing (Wi-Fi): up to 18 hrs
Battery Technology Lithium Ion Lithium polymer
CELLULAR Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System iOS 9 Android 7.0 Nougat
User Interface - ASUS ZenUI 4.0
Intelligent Assistant Siri -
Payment Technology Apple Pay -
Navigation GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, TDD-LTE, VoWiFi GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 1900 CDMA2000 1X, 1700 CDMA2000 1X (AWS), 2100 CDMA2000 1X (AWS) 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 3, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency - 2100, 1900, 1800, 850, 800, 900, 800
4G LTE Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 30, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Supported Digital Audio Standards WAV, AAC, AIFF, PCM, Audible, MP3, Apple Lossless, AAC-LC, HE-AAC, Audible AAX, Audible AAX+, protected AAC -
Supported Digital Video Standards AVI, MOV, M-JPEG, MPEG-4, H.264, M4V -
Sound Enhancements - DTS-HD Premium Sound, Hi-Res audio, DTS Headphone:X
FEATURES Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, 3-axis gyro sensor, digital compass, barometer Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, colour correction sensor
Security Devices Fingerprint reader -
Additional Phone Features Multitasking, FaceTime, AirPlay wireless streaming, AirPrint wireless printing, iCloud Photo Sharing, AirDrop function, Apple TV support (2nd, 3rd), MIMO technology, Wi-Fi Calling, iBeacon microlocation, CarPlay function, Family Sharing feature, QuickType keyboard, iCloud Keychain, Spotlight Search, Notification Center, M9 motion coprocessor Wi-Fi Miracast, Dual noise reduction microphones, Google Drive Storage (100 GB) (free for 2 years), NXP Smart AMP technology, ASUS Noise Reduction technology, Nano Molding Technology (NMT)
OTHERS Apple iPhone 6s ASUS ZenFone 4 (ZE554KL)
Included Accessories USB cable, power adapter, Apple EarPods Power adapter, SIM card removal tool, ASUS ZenEar with Mic, USB-C cable
Compliant Standards HAC (Hearing Aid Compatible) -
Max Operating Temperature 35 °C -
Min Operating Temperature 0 °C -
Humidity Range Operating 5 - 95% (non-condensing) -
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