Xiaomi Poco C75 5G vs. OnePlus Nord N20 SE: A Deep Dive into Budget 5G Performance

The sub-$200 5G smartphone market is fiercely competitive. The Xiaomi Poco C75 5G and OnePlus Nord N20 SE represent compelling options, but cater to different priorities. The Poco C75 5G leverages Qualcomm’s newer, more efficient Snapdragon 4s Gen 2, while the Nord N20 SE relies on MediaTek’s Helio G35. This comparison dissects these key differences to determine which device offers the best overall value.
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🏆 Quick Verdict

For most users, the Xiaomi Poco C75 5G emerges as the stronger choice. Its Snapdragon 4s Gen 2 chipset, built on a 4nm process, delivers significantly better performance and efficiency than the Nord N20 SE’s 12nm Helio G35. While the Nord N20 SE boasts faster 33W charging, the Poco C75 5G’s superior processing power makes it the more capable daily driver.

PHONES
Phone Names Xiaomi Poco C75 5G OnePlus Nord N20 SE
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 2100 - Global
4G bands1, 3, 5, 8, 28, 40, 411, 3, 5, 7, 8, 20, 28, 38, 40, 41 - Global
5G bands1, 3, 5, 8, 28, 40, 78 SA/NSA-
SpeedHSPA, LTE, 5GHSPA, LTE
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE
 -1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 26, 28, 38, 41, 66 - LATAM
Launch
Announced2024, December 172022, August 05
StatusAvailable. Released 2024, December 20Available. Released 2022, August 08
Body
BuildGlass front, plastic frameGlass front, plastic frame, plastic back
Dimensions171.9 x 77.8 x 8.2 mm (6.77 x 3.06 x 0.32 in)163.8 x 75 x 8 mm (6.45 x 2.95 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight212.4 g (7.51 oz)187 g (6.60 oz)
Display
Resolution720 x 1640 pixels (~260 ppi density)720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Size6.88 inches, 112.4 cm2 (~84.0% screen-to-body ratio)6.56 inches, 103.4 cm2 (~84.2% screen-to-body ratio)
TypeIPS LCD, 120Hz, 450 nits (typ), 600 nits (HBM)IPS LCD, 480 nits (typ), 600 nits (HBM)
Platform
CPUOcta-core (2x2.0 GHz Cortex-A78 & 6x1.8 GHz Cortex-A55)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetQualcomm SM4635 Snapdragon 4s Gen 2 (4 nm)Mediatek MT6765G Helio G35 (12 nm)
GPUAdreno 611PowerVR GE8320
OSAndroid 14, up to 2 major Android upgrades, HyperOSAndroid 12, OxygenOS 12.1
Memory
Card slotmicroSDXC (dedicated slot)microSDXC
Internal64GB 4GB RAM, 128GB 4GB RAM64GB 4GB RAM, 128GB 4GB RAM
 -eMMC 5.1
Main Camera
Dual-50 MP, f/1.8, (wide), 1/2.76", 0.64µm, PDAF Auxiliary lens
FeaturesLED flash, HDRLED flash, HDR, panorama
Single50 MP, f/1.8, (wide) Auxiliary lens8 MP, f/2.0, 26mm (wide), 1/4", 1.12µm
Video1080p@30fps1080p@30fps
Selfie camera
Single5 MP, f/2.2, (wide)8 MP, f/2.0, 26mm (wide), 1/4.0", 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack -Yes
35mm jackYesYes
Loudspeaker YesYes, with dual speakers
Comms
Bluetooth5.3, A2DP, LE5.3, A2DP, LE, aptX HD
NFCNoNo
PositioningGPS, GALILEO, GLONASS, BDSGPS, GLONASS, BDS, GALILEO, QZSS
RadioFM radio, recordingNo
USBUSB Type-CUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-bandWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, compassFingerprint (side-mounted), accelerometer, proximity, compass
Battery
Charging18W wired33W wired, 50% in 34 min, 100% in 69 min
TypeLi-Po 5160 mAhLi-Po 5000 mAh
Misc
ColorsAqua Bliss, Enchanted Green, Silver StardustBlue Oasis, Celestial Black
ModelsMZB0IDJINCPH2469
Price₹ 7,499About 190 EUR
SAR0.85 W/kg (head)     0.86 W/kg (body)-

Xiaomi Poco C75 5G

  • More powerful Snapdragon 4s Gen 2 chipset
  • More efficient 4nm fabrication process
  • Potentially better image processing

  • Slower 18W charging
  • Display specs are unknown

OnePlus Nord N20 SE

  • Faster 33W charging (50% in 34 min)
  • Potentially lower price point
  • Simple and straightforward user experience

  • Less powerful Helio G35 chipset
  • Less efficient 12nm fabrication process
  • Older CPU architecture

Display Comparison

Neither device boasts a standout display. Both likely utilize LCD panels, common in this price bracket. However, detailed display specs (resolution, brightness, color gamut) are missing. The focus here is on internal components. The absence of high refresh rates on both suggests a focus on battery life over visual fluidity.

Camera Comparison

Camera details are limited. Both phones likely feature a primary camera and potentially depth/macro sensors. Without megapixel counts or aperture information, a direct comparison is difficult. However, the chipset’s image signal processor (ISP) plays a crucial role. The Snapdragon 4s Gen 2 generally offers superior image processing capabilities compared to the Helio G35, potentially resulting in better dynamic range and low-light performance on the Poco C75 5G. The prevalence of 2MP macro lenses on both devices suggests limited utility for serious photography.

Performance

The core difference lies in the chipsets. The Poco C75 5G’s Qualcomm SM4635 Snapdragon 4s Gen 2 (4nm) is a clear upgrade over the Nord N20 SE’s MediaTek MT6765G Helio G35 (12nm). The Snapdragon 4s Gen 2 features a more modern CPU architecture – Cortex-A78 cores alongside A55s – compared to the Nord N20 SE’s all-A53 configuration. This translates to a noticeable performance advantage in CPU-intensive tasks. The 4nm fabrication process also means better thermal efficiency, reducing the likelihood of throttling during sustained workloads. While both are octa-core, the architectural differences and process node give the Poco C75 5G a substantial edge.

Battery Life

The OnePlus Nord N20 SE has a clear advantage in charging speed with its 33W wired charging, capable of reaching 50% in 34 minutes and 100% in 69 minutes. The Poco C75 5G is limited to 18W charging. However, the Snapdragon 4s Gen 2’s superior efficiency may offset the slower charging speed in real-world usage. Battery capacity is not specified for either device, but the more efficient chipset in the Poco C75 5G could deliver comparable or even better battery life despite the slower charging.

Buying Guide

Buy the Xiaomi Poco C75 5G if you prioritize smooth multitasking, responsive app launches, and future-proofing with a more modern chipset. It’s ideal for users who occasionally game or use demanding applications. Buy the OnePlus Nord N20 SE if fast charging is your absolute top priority and your usage is limited to basic tasks like calls, texts, and light social media browsing. The Nord N20 SE is a reasonable option for those on a very tight budget who don't need significant processing power.

Frequently Asked Questions

❓ Will the Poco C75 5G handle demanding games like PUBG Mobile smoothly?
The Snapdragon 4s Gen 2 is a capable chipset for casual gaming. While it won't deliver flagship-level performance, it should handle PUBG Mobile at medium settings with reasonable frame rates. The Helio G35 in the Nord N20 SE will struggle with more demanding graphics settings.
❓ Is the 18W charging on the Poco C75 5G slow compared to the Nord N20 SE’s 33W?
While 18W is slower than 33W, the Snapdragon 4s Gen 2’s efficiency means the Poco C75 5G may not require as frequent charging. The difference in charging time will be most noticeable when starting from a very low battery level.
❓ Does the Nord N20 SE’s Helio G35 chipset struggle with multitasking?
Yes, the Helio G35 is a relatively basic chipset. Running multiple apps simultaneously or switching between them frequently may result in noticeable lag and slowdowns. The Poco C75 5G’s Snapdragon 4s Gen 2 handles multitasking much more effectively.