Umidigi A13S vs. Xiaomi Redmi 10C: A Deep Dive into Budget Smartphone Performance

The sub-$150 smartphone market is fiercely competitive. The Umidigi A13S and Xiaomi Redmi 10C represent compelling options for users prioritizing affordability. However, they take distinctly different approaches to achieving that price point, particularly in their core processing power and charging capabilities. This comparison dissects those differences to reveal which device delivers the best value.
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🏆 Quick Verdict

For most users, the Xiaomi Redmi 10C is the superior choice. Its Snapdragon 680 chipset, built on a more efficient 6nm process, provides a noticeable performance advantage over the Umidigi A13S’s Unisoc Tiger T310, translating to smoother multitasking and gaming. While the A13S is cheaper, the Redmi 10C’s faster charging and more capable processor justify the slight price premium.

PHONES
Phone Names Umidigi A13S Xiaomi Redmi 10C
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 661, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced20222022, March 21
StatusAvailable. Released 2022Available. Released 2022, March 23
Body
Dimensions168 x 75.7 x 8.7 mm (6.61 x 2.98 x 0.34 in)169.6 x 76.6 x 8.3 mm (6.68 x 3.02 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight200 g (7.05 oz)190 g (6.70 oz)
Display
Protection-Corning Gorilla Glass
Resolution720 x 1650 pixels (~269 ppi density)720 x 1650 pixels (~268 ppi density)
Size6.7 inches, 106.2 cm2 (~83.5% screen-to-body ratio)6.71 inches, 106.5 cm2 (~82.0% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUQuad-core (1x2.0 GHz Cortex-A75 & 3x1.8 GHz Cortex-A55)Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
ChipsetUnisoc Tiger T310 (12nm)Qualcomm SM6225 Snapdragon 680 4G (6 nm)
GPUPowerVR GE8300Adreno 610
OSAndroid 11Android 11, MIUI 13
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (dedicated slot)
Internal32GB 4GB RAM, 64GB 4GB RAM64GB 3GB RAM, 64GB 4GB RAM, 128GB 3GB RAM, 128GB 4GB RAM
 -UFS 2.2
Main Camera
Dual16 MP, f/2.2, (wide), AF 8 MP, f/2.2, 120˚ (ultrawide)50 MP, f/1.8, 26mm (wide), PDAF Auxiliary lens
FeaturesDual-LED flash, HDR, panoramaLED flash, HDR, panorama
Single-5 MP, f/2.2
Video1080p@30fps1080p@30fps
Selfie camera
Single8 MP, f/2.2, (wide)5 MP, f/2.2
Video1080p@30fps1080p@30fps
Sound
3.5mm jack -Yes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoYes (market/region dependent)
PositioningGPS, GALILEO, GLONASS, BDSGPS, GLONASS, BDS, GALILEO
RadioWireless FM radioFM radio
USBUSB Type-C, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsAccelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity
Battery
Charging10W wired18W wired
Type5150 mAhLi-Po 5000 mAh
Misc
ColorsStarry Black, Sunglow Gold, Galaxy BlueGraphite Gray, Ocean Blue, Mint Green
Models-220333QAG, 220333QBI, 220333QNY, 220333QL
Price-£ 99.00 / € 109.86
SAR-0.96 W/kg (head)     1.02 W/kg (body)
SAR EU-0.57 W/kg (head)     0.96 W/kg (body)

Umidigi A13S

  • Lowest possible price point
  • Functional for basic smartphone tasks
  • Potentially longer standby time due to less powerful processor

  • Significantly slower performance
  • Slow 10W charging
  • Likely inferior camera performance

Xiaomi Redmi 10C

  • Faster and more efficient Snapdragon 680 processor
  • Faster 18W charging
  • Better overall user experience

  • Slightly higher price
  • May not have significantly better battery life if battery capacity is lower
  • Still a budget device with inherent limitations

Display Comparison

Neither device boasts a standout display. Both likely utilize LCD panels, a common cost-saving measure in this segment. However, details like peak brightness and color gamut coverage are unavailable. The focus here is on the internal hardware. The absence of high refresh rates is expected, and the real-world difference in visual experience will likely be minimal for typical use cases.

Camera Comparison

Without detailed camera specs beyond the chipsets, a direct comparison is difficult. Both phones likely feature a primary camera and potentially a depth or macro sensor. However, the image signal processor (ISP) within the Snapdragon 680 is generally more advanced than what’s found in Unisoc’s offerings, suggesting better image processing capabilities for the Redmi 10C. Expect improved dynamic range and noise reduction. The A13S will likely suffice for casual snapshots, but the Redmi 10C should deliver more consistently pleasing results.

Performance

The core difference lies in the chipsets. The Xiaomi Redmi 10C’s Qualcomm Snapdragon 680 (6nm) is a significant upgrade over the Umidigi A13S’s Unisoc Tiger T310 (12nm). The 6nm process inherently offers better power efficiency, leading to less heat generation and potentially sustained performance. Furthermore, the Snapdragon 680’s octa-core configuration (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) provides more processing power than the A13S’s quad-core setup (1x2.0 GHz Cortex-A75 & 3x1.8 GHz Cortex-A55). This translates to faster app loading times, smoother multitasking, and a more enjoyable gaming experience on the Redmi 10C. The A13S will handle basic tasks, but will struggle with demanding applications.

Battery Life

While battery capacity isn't specified, the Redmi 10C’s 18W wired charging is a clear advantage over the A13S’s 10W charging. This means significantly faster top-ups, reducing downtime. Even with a similar battery capacity, the Snapdragon 680’s superior power efficiency could translate to longer real-world battery life for the Redmi 10C, as the chipset consumes less power during operation.

Buying Guide

Buy the Umidigi A13S if you absolutely need the lowest possible price and your smartphone usage is limited to basic tasks like calls, texts, and light social media. Buy the Xiaomi Redmi 10C if you value a more responsive user experience, enjoy occasional gaming, or appreciate faster charging speeds. The Redmi 10C is the better all-rounder for the average user.

Frequently Asked Questions

❓ Will the Unisoc Tiger T310 in the Umidigi A13S struggle with popular apps like TikTok or Facebook?
The Unisoc Tiger T310 is a basic processor. While it can run apps like TikTok and Facebook, you may experience noticeable lag, slow loading times, and occasional stuttering, especially when multitasking. The Redmi 10C’s Snapdragon 680 will provide a much smoother experience with these apps.
❓ How long will it take to fully charge the Umidigi A13S with its 10W charger?
With a 10W charger, expect a full charge from 0% to 100% to take approximately 3-4 hours, potentially longer depending on battery capacity. The Xiaomi Redmi 10C’s 18W charging will significantly reduce this time, likely to around 1.5-2 hours.
❓ Is the Xiaomi Redmi 10C a good option for playing mobile games?
The Snapdragon 680 in the Redmi 10C is capable of running many popular mobile games at medium settings. However, don't expect high frame rates or the ability to max out graphics settings in demanding titles. The Umidigi A13S will struggle with most modern games.