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Xiaomi Redmi S2 Redmi Y2 Full Specs Pricing Pros & Cons Unveiled

Release Date
2018, May
Camera
12MP
Battery
3080mAh
Battery Type
10W
Processor
Snapdragon 625
Screen
5.99"
Storage
32GB/64GB , microSDXC
Ram
3/4GB RAM
Operating System
Android 8.1, up to Android 9, MIUI 12

Design and Build

The Xiaomi Redmi S2, also known in some markets as the Redmi Y2, boasts a sleek and modern design. The device features a glass front, plastic back, and a plastic frame, making it lightweight and easy to use. With dimensions of 160.7 x 77.3 x 8.1 mm and weighing only 170 grams, it is ergonomic and fits comfortably in your hand. The phone supports dual SIM cards, allowing users to manage two numbers simultaneously.

Display

The Redmi S2 sports a 5.99-inch IPS LCD display with a resolution of 720 x 1440 pixels, offering an 18:9 aspect ratio. The screen covers approximately 74.5% of the phone's front, providing a satisfactory viewing experience for multimedia consumption, browsing, and gaming. Although the resolution is on the lower side compared to higher-end models, the display remains vibrant with decent color reproduction and adequate brightness levels for typical usage.

Performance

Under the hood, the Xiaomi Redmi S2 is powered by the Qualcomm Snapdragon 625 chipset, built on a 14 nm process. This octa-core processor, clocked at 2.0 GHz Cortex-A53, ensures smooth handling of everyday tasks and moderate multitasking without significant lag. The device is equipped with the Adreno 506 GPU, which supports light gaming and graphics applications.

Memory and Storage

The smartphone offers two variants in terms of memory and storage: one with 3GB of RAM and 32GB of internal storage, and the other with 4GB of RAM and 64GB of internal storage. This flexibility allows consumers to choose based on their multitasking needs and storage requirements. Additionally, the device includes a dedicated microSDXC card slot, enabling users to expand the storage further if necessary.

Camera

Main Camera

The Redmi S2 is equipped with a dual-camera setup on the back, which includes a 12 MP primary sensor with an f/2.2 aperture and a 5 MP depth sensor with an f/2.4 aperture. This combination facilitates capturing sharp images with a natural depth of field effect, essential for portrait photography. The camera supports features like LED flash, panorama, and HDR, enhancing overall photo quality. Users can record videos at 1080p@30fps with gyro-EIS support for stable footage.

Selfie Camera

For selfie enthusiasts, the phone features a 16 MP front camera with an f/2.5 aperture, equipped with HDR and LED flash. This setup promises high-quality selfies, even in low light conditions, and supports video recording at 1080p@30fps, suitable for video calls and social media content creation.

Battery Life

The device is powered by a 3080 mAh non-removable Li-Po battery, supporting 10W wired charging. While not featuring fast charging seen in more modern devices, the battery provides decent endurance with a rating of 92 hours, making it sufficient for a full day of typical usage without recharging.

Network and Connectivity

The Redmi S2 supports multiple connectivity options, including GSM, CDMA, HSPA, and LTE networks, ensuring broad compatibility with various carriers. The device provides a maximum download speed of up to 300Mbps on compatible networks.

Additional connectivity features include Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Bluetooth 4.2, an infrared port for remote control functionality, and microUSB 2.0. It also includes a 3.5mm headphone jack and FM radio support.

Software

Out of the box, the Redmi S2 runs on Android 8.1 Oreo with Xiaomi's MIUI 9 skin. However, it can be upgraded to Android 9 with MIUI 12. This custom interface offers various optimizations and additional features that enhance user experience.

Sensors and Additional Features

The smartphone comes equipped with several useful sensors, including a rear-mounted fingerprint sensor, accelerometer, gyro, proximity, and compass. These sensors improve user interaction and device functionality.

Audio and Sound

The Redmi S2 includes a loudspeaker and a 3.5mm audio jack, ensuring that users can enjoy music and audio content conveniently. The sound quality is adequate for personal use, with specific noise and crosstalk values enhancing the audio experience.

Pricing and Availability

The Xiaomi Redmi S2 was announced in May 2018 and became available shortly thereafter. The device was released in several color options, including Gray, Gold, Rose Gold, Mesmerizing Blue, and Stunning Black. Priced at approximately 160 EUR at launch, the Redmi S2 offers a budget-friendly option for users seeking a well-rounded smartphone.

Conclusion

The Xiaomi Redmi S2 is a compelling choice for budget-conscious consumers seeking a device with reliable performance, decent camera capabilities, and a balanced set of features. While it may not have the capabilities of more modern or high-end smartphones, its affordable price and comprehensive specifications make it an attractive option for everyday use.

Main Features of Xiaomi Redmi S2 (Redmi Y2)

  • Supports multiple network bands: GSM, CDMA, HSPA, LTE
  • Features a 5.99 inches IPS LCD display
  • Upgradable Android OS up to Android 9, MIUI 12
  • Powered by Qualcomm Snapdragon 625 chipset with Octa-core CPU
  • Dual primary camera setup: 12 MP (main) + 5 MP (depth)
  • High-quality 16 MP front camera with LED flash for selfies
  • Expandable storage with dedicated microSDXC slot
  • Comes with dual SIM capability
  • Equipped with common connectivity options including Wi-Fi, Bluetooth, and infrared port
  • Includes a rear-mounted fingerprint sensor
  • Lightweight design with glass front and plastic back
  • Available in multiple color options
  • Endurance rating of 92 hours with 3080 mAh battery

Disadvantages of Xiaomi Redmi S2 (Redmi Y2)

  • Low screen resolution at 720 x 1440 pixels, resulting in a ~269 ppi density which is below average for displays over 5.5 inches.
  • Plastic build for both back and frame, which might not provide the premium feel and durability of metal or glass constructions.
  • No NFC support, which limits the ability to use contactless payment options and other NFC-based functionalities.
  • Uses older microUSB 2.0 port instead of the more modern USB-C, affecting data transfer and charging speeds.
  • Modest battery capacity of 3080 mAh may result in average battery life, especially given the power demands of a 5.99-inch display.
  • Limited fast charging support with only 10W wired charging, which is slower compared to newer charging standards.
  • Android 9 (Pie) as its latest update, leading to potentially outdated software support and security updates.
  • No support for Wi-Fi ac or dual-band Wi-Fi, which may result in lower internet speeds and stability in some scenarios.
Network
Technology GSM / CDMA / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 20, 38, 40 - Global
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
Launch
Announced 2018, May
Status Available. Released 2018, May
Body
Dimensions 160.7 x 77.3 x 8.1 mm (6.33 x 3.04 x 0.32 in)
Weight 170 g (6.00 oz)
Build Glass front, plastic back, plastic frame
SIM Dual SIM (Nano-SIM, dual stand-by)
Display
Type IPS LCD
Size 5.99 inches, 92.6 cm2 (~74.5% screen-to-body ratio)
Resolution 720 x 1440 pixels, 18:9 ratio (~269 ppi density)
Platform
OS Android 8.1 (Oreo), upgradable to Android 9, MIUI 12
Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPU Octa-core 2.0 GHz Cortex-A53
GPU Adreno 506
Memory
Card slot microSDXC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM
Main Camera
Dual 12 MP, f/2.2, 1.25μm, PDAF 5 MP, f/2.4, (depth)
Features LED flash, panorama, HDR
Video 1080p@30fps (gyro-EIS)
Selfie camera
Single 16 MP, f/2.5, (wide), 1/3.06" 1.0µm
Features HDR, LED flash
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth 4.2, A2DP, LE
Positioning
NFC No
Infrared port Yes
Radio FM radio
USB microUSB 2.0
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 3080 mAh, non-removable
Charging 10W wired
Misc
Colors Gray, Gold, Rose Gold, Mesmerising Blue, Stunning Black
Models M1803E6G, M1803E6H, M1803E6I
SAR 0.43 W/kg (head)     1.58 W/kg (body)
Price About 160 EUR
Tests
Performance AnTuTu: 77488 (v7) GeekBench: 4313 (v4.4) GFXBench: 7.4fps (ES 3.1 onscreen)
Display Contrast ratio: 1072:1 (nominal), 3.077 (sunlight)
Camera Photo / Video
Loudspeaker Voice 68dB / Noise 69dB / Ring 82dB
Audio quality Noise -90.3dB / Crosstalk -93.1dB
Battery (old) Endurance rating 92h

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