Detailed comparison and review of ASUS ZenFone 2 Deluxe (ZE551ML) and Xiaomi Redmi S2. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZE551ML | - | |
| Form Factor | Touch | Touch | |
| Height | 152.5 mm | 160.73 mm | Xiaomi Redmi S2 has greater height than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Width | 77.2 mm | 77.26 mm | Xiaomi Redmi S2 has greater width than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Depth | 10.9 mm | 8.1 mm | Xiaomi Redmi S2 is narrower than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Weight | 170 g | 170 g | Both phones are the same weight. |
| Body Colour | Purple | White | Grey | Blue | Rose gold | Gold | Black | Dark grey | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.332 W/kg (body), 0.351 W/kg (head) | 1.577 W/kg (body), 0.429 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.5" | 5.99" | Xiaomi Redmi S2 has larger screen size than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1440 x 720 pixels | ASUS ZenFone 2 Deluxe (ZE551ML) has better screen resolution than Xiaomi Redmi S2. |
| Display Format | Full HD | HD+ | |
| Pixel Density | 403 ppi | 269 ppi | ASUS ZenFone 2 Deluxe (ZE551ML) has better pixel density than Xiaomi Redmi S2. |
| Aspect Ratio | - | 18:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | - | 1000:1 | |
| Display Enhancement Technology | Native Damage Resistance technology | - | |
| Display Features | ASUS Glove Touch technology | Night Display, Sunlight Display, Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Processor Type (CPU) | Intel | Qualcomm Snapdragon 625 | |
|---|---|---|---|
| Processor Core Qty | Quad-core | 8-core | Xiaomi Redmi S2 has higher processor core quantity than ASUS ZenFone 2 Deluxe (ZE551ML). |
| 64-bit Architecture | - | Yes | Xiaomi Redmi S2 has 64-bit architecture. |
| Graphics System (GPU) | PowerVR G6430 | Qualcomm ADRENO 506 |
| MEMORY | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| RAM | 4 GB | 3 GB | ASUS ZenFone 2 Deluxe (ZE551ML) has more RAM than Xiaomi Redmi S2. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 64 GB | 32 GB | ASUS ZenFone 2 Deluxe (ZE551ML) has more internal memory than Xiaomi Redmi S2. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | ASUS ZenFone 2 Deluxe (ZE551ML) has better camera resolution than Xiaomi Redmi S2. |
| Lens Aperture | F/2.0 | F/2.2 | ASUS ZenFone 2 Deluxe (ZE551ML) has better lens aperture than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Special Effects | - | HDR, low light enhancement | |
| HDR Mode | Super HDR | - | |
| Camera Modes | Night mode, manual mode, Beauty mode, Auto mode, super resolution mode | Panorama, portrait mode, AI portrait mode | |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi S2 has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Zero Shutter Lag, Blue Glass Infrared Filter | Phase Detect Auto-Focus (PDAF), AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | Xiaomi Redmi S2 has better front camera resolution than ASUS ZenFone 2 Deluxe (ZE551ML). |
| Lens Type (Front) | Wide-angle lens | Wide-angle lens | |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Focus Adjustment | Focus free | - | |
| Special Effects (Front) | - | Precise bokeh effect, AI Beautify 4.0 | |
| HDR Mode (Front) | - | Auto HDR mode | |
| Camera Modes (Front) | Selfie panorama | Wide selfie mode | |
| Light Source (Front) | - | LED flash |
| BATTERY AND CHARGING | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3080 mAh | Xiaomi Redmi S2 has larger battery capacity than ASUS ZenFone 2 Deluxe (ZE551ML). |
|---|---|---|---|
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | - | |
| User Interface | ASUS ZenUI | MIUI 9 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSPA+ | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.2 | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | - | VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP |
| FEATURES | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Face recognition, fingerprint reader | |
| Additional Phone Features | Kids Mode, ASUS TruVivid technology, Power Saving Mode, AudioWizard, ASUS BoostMaster technology, ASUS WebStorage (5GB) | Infrared remote control, Dual microphones |
| OTHERS | ASUS ZenFone 2 Deluxe (ZE551ML) | Xiaomi Redmi S2 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool, clear soft case |
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