In depth comparison and review of Apple iPhone 6s and ASUS ZenFone 2. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Product Type | Smartphone - refurbished | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | A1688 | - | |
| Form Factor | Touch | Touch | |
| Height | 138.3 mm | 152.5 mm | ASUS ZenFone 2 has greater height than Apple iPhone 6s. |
| Width | 67.1 mm | 77.2 mm | ASUS ZenFone 2 has greater width than Apple iPhone 6s. |
| Depth | 7.1 mm | 10.9 mm | Apple iPhone 6s is narrower than Apple iPhone 6s. |
| Weight | 143 g | 170 g | Apple iPhone 6s is lighter than Apple iPhone 6s. |
| Body Colour | Space grey | Rose gold | Gold | Silver | Osmium Black | |
| Body Material | Stainless steel, glass, anodised aluminium | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.98 W/kg (body), 0.87 W/kg (head) | 0.87 W/kg (body), 0.92 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Lightning |
Headset jack - mini-phone 3.5mm USB |
|
| SIM Card Type (Size) | Nano SIM | Micro SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | Retina HD display with IPS technology | IPS | |
| Screen Size (Display Size) | 4.7" | 5.5" | ASUS ZenFone 2 has larger screen size than Apple iPhone 6s. |
| Screen Resolution (Display Resolution) | 1334 x 750 pixels | 1920 x 1080 pixels | ASUS ZenFone 2 has better screen resolution than Apple iPhone 6s. |
| Display Format | - | Full HD | |
| Pixel Density | 326 ppi | 400 ppi | ASUS ZenFone 2 has better pixel density than Apple iPhone 6s. |
| Max Brightness | 500 cd/m² | - | |
| Contrast Ratio | 1400:1 | - | |
| Display Features | Dual-domain pixels, Display Zoom, Reachability (screen shifting), Landscape Views | - | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 3 (scratch resistant glass) |
| PROCESSOR | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Processor Type (CPU) | Apple A9 | Intel Atom | |
|---|---|---|---|
| Processor Number | - | Z3580 | |
| Clock Speed | - | 2.3 GHz | |
| Processor Core Qty | - | Quad-core | |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| Graphics System (GPU) | - | PowerVR G6430 |
| MEMORY | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| RAM | - | 4 GB | |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 32 GB | ASUS ZenFone 2 has more internal memory than Apple iPhone 6s. |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 64 GB |
| CAMERA | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 13 Megapixel | ASUS ZenFone 2 has better camera resolution than Apple iPhone 6s. |
| Sensor Type | BSI | - | |
| Lens Aperture | F/2.2 | F/2.0 | ASUS ZenFone 2 has better lens aperture than Apple iPhone 6s. |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | 3x | - | |
| HDR Mode | Auto HDR mode | Super HDR | |
| Camera Modes | Burst mode, Panorama, Time-lapse mode, Timer mode | Panoramic pictures, night mode, wide selfie mode, Beauty 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) | |
| 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 | Zero Shutter Lag, Blue Glass Infrared Filter, By Pixel Super Resolution technology |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Sensor Type (Front) | BSI | - | |
| Lens Aperture (Front) | F/2.2 | - | |
| Focus Adjustment | - | Automatic | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Burst mode, Timer mode | - | |
| 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 | - |
| BATTERY AND CHARGING | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Battery Capacity (Battery Size) | - | 3000 mAh | |
|---|---|---|---|
| Standby Time | 240 hours | - | |
| Talk Time | 840 minutes | - | |
| 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 |
- | |
| Battery Technology | Lithium Ion | Lithium polymer |
| CELLULAR | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| 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 5.0 (Lollipop) | |
| User Interface | - | ASUS ZenUI | |
| Intelligent Assistant | Siri | - | |
| Payment Technology | Apple Pay | - | |
| Navigation | GPS, GLONASS | A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, TDD-LTE, VoWiFi | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE | |
|---|---|---|---|
| 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 | |
| 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 4, Band 5, Band 7, Band 8, Band 17, Band 20 | |
| 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 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700b, FDD 800 DD | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.0 | |
| Bluetooth Profiles | - | A2DP | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| 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 | - |
| FEATURES | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| 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 | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-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 | Kids Mode, Glove Touchscreen Operation, ASUS BoostMaster technology |
| OTHERS | Apple iPhone 6s | ASUS ZenFone 2 |
|---|
| Included Accessories | USB cable, power adapter, Apple EarPods | Headset, power adapter | |
|---|---|---|---|
| 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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