Xiaomi Poco C31 vs Redmi 9C: A Head-to-Head Comparison

The Xiaomi Poco C31 and Redmi 9C are both budget-friendly smartphones vying for your attention. Both offer a compelling entry point into the Xiaomi ecosystem, but subtle differences can make a big impact on your daily usage. Let's dive into a detailed comparison to help you determine which phone is the right fit for you.
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🏆 Quick Verdict

Ultimately, the Poco C31 and Redmi 9C are remarkably similar due to sharing the same chipset. The Redmi 9C often edges out slightly due to potentially better software optimization and availability of slightly newer software versions. Both are solid choices for basic usage, but consider price and availability as key factors.

PHONES
Phone Names Xiaomi Poco C31 Xiaomi Redmi 9C
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 5, 8, 40, 411, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, September 302020, June 30. Released 2020, August 12
StatusAvailable. Released 2021, October 02Discontinued
Body
Dimensions164.9 x 77.1 x 9 mm (6.49 x 3.04 x 0.35 in)164.9 x 77 x 9 mm (6.49 x 3.03 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight194 g (6.84 oz)196 g (6.91 oz)
Display
Resolution720 x 1600 pixels, 20:9 ratio (~269 ppi density)720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Size6.53 inches, 102.9 cm2 (~81.0% screen-to-body ratio)6.53 inches, 102.9 cm2 (~81.1% screen-to-body ratio)
TypeIPS LCDIPS LCD, 400 nits (typ)
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek MT6765G Helio G35 (12 nm)
GPUPowerVR GE8320PowerVR GE8320
OSAndroid 10, MIUI 12Android 10, MIUI 12
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal32GB 3GB RAM, 64GB 4GB RAM32GB 2GB RAM, 32GB 3GB RAM, 64GB 2GB RAM, 64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
FeaturesLED flash, HDRLED flash, HDR
Single5 MP, f/2.2, (wide), 1.12µm-
Triple13 MP, f/2.2, (wide), 1.0µm, PDAF 2 MP (macro) Auxiliary lens13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF 2 MP (macro) Auxiliary lens
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDRHDR
Single5 MP, f/2.2, (wide), 1.12µm5 MP, f/2.2, (wide), 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoNo
PositioningGPS, GLONASS, BDSGPS, GLONASS, BDS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n, Wi-Fi DirectWi-Fi 802.11 b/g/n, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, proximityFingerprint (rear-mounted), accelerometer, proximity
Battery
Charging10W wired10W wired
TypeLi-Po 5000 mAhLi-Po 5000 mAh
Misc
ColorsRoyal Blue, Shadow GrayMidnight Gray, Sunrise Orange, Twilight Blue
ModelsMZB0A0MIN, MZB0A0KIN, 211033MI, 22031116AIM2006C3MG, M2006C3MT
PriceAbout 90 EURAbout 80 EUR
SAR0.51 W/kg (head)     0.83 W/kg (body)0.73 W/kg (head)     0.52 W/kg (body)
SAR EU-0.35 W/kg (head)     0.78 W/kg (body)

Xiaomi Poco C31

  • Larger display (slightly)
  • Modern design
  • Decent battery life

  • Potentially less optimized software
  • Slow charging
  • Basic camera performance

Xiaomi Redmi 9C

  • Better software optimization (potentially)
  • Improved front camera
  • Good availability
  • Decent battery life

  • Slightly older design
  • Slow charging
  • Basic camera performance

Display Comparison

Both phones feature a 6.53-inch IPS LCD display with a resolution of 1600 x 720 pixels (HD+). While the specifications are identical, the Poco C31 might offer slightly better viewing angles due to its design. However, both displays are adequate for everyday use and media consumption, though not exceptional.

Camera Comparison

The Poco C31 typically features a 13MP main camera, a 2MP depth sensor, and a 2MP macro lens. The Redmi 9C also has a 13MP main camera, but often includes an 8MP front camera versus the Poco C31's 5MP front camera. Image quality is generally acceptable in good lighting conditions, but expect noise and limited detail in low light. The Redmi 9C's front camera advantage is a notable difference.

Performance

Powered by the Mediatek Helio G35 chipset, both phones offer similar performance. Expect adequate performance for basic tasks like browsing, social media, and light gaming. Demanding games and multitasking will likely result in noticeable slowdowns. Software optimization plays a crucial role here, and the Redmi 9C might have a slight edge depending on the software version.

Battery Life

Both phones are equipped with a 5000mAh battery, promising all-day battery life under moderate usage. Charging speeds are identical at 10W wired, which is relatively slow by modern standards. Expect a full charge to take around 3-4 hours.

Buying Guide

The Xiaomi Poco C31 is ideal for users prioritizing a larger display and a slightly more modern design, and who are comfortable with a potentially less optimized software experience. The Xiaomi Redmi 9C is a better choice for those seeking a slightly more polished software experience, potentially better availability, and a slightly more refined overall package, especially if price is a deciding factor.

Frequently Asked Questions

❓ Are these phones 5G compatible?
No, neither the Poco C31 nor the Redmi 9C support 5G connectivity. They are both 4G LTE devices.
❓ Which phone has more RAM?
Both phones are typically available with 3GB or 4GB of RAM, so it depends on the specific configuration you purchase.