Umidigi C1 Plus vs. Infinix Smart 7 HD: A Deep Dive into Budget Smartphone Performance

The sub-$150 smartphone market is fiercely competitive, and the Umidigi C1 Plus and Infinix Smart 7 HD represent two contenders vying for the attention of budget-conscious consumers. While both devices offer basic smartphone functionality, key differences in their processing power and architecture dictate which phone delivers a smoother, more responsive user experience.
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🏆 Quick Verdict

For the average user prioritizing responsiveness and multitasking, the Infinix Smart 7 HD is the better choice. Its octa-core CPU provides a noticeable performance advantage over the Umidigi C1 Plus’s quad-core processor, making everyday tasks feel snappier. However, the C1 Plus remains a viable option for extremely basic usage.

PHONES
Phone Names Umidigi C1 Plus Infinix Smart 7 HD
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 411, 3, 5, 8, 38, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
 -1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Launch
Announced20232023, April 14
StatusAvailable. Released 2023Available. Released 2023, April 14
Body
Build-Glass front, plastic back, plastic frame
Dimensions164.2 x 76.4 x 8.8 mm (6.46 x 3.01 x 0.35 in)163.9 x 75.5 x 8.7 mm (6.45 x 2.97 x 0.34 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight192 g (6.77 oz)196.5 g (6.95 oz)
Display
Resolution720 x 1600 pixels, 20:9 ratio (~269 ppi density)720 x 1612 pixels, 20:9 ratio (~267 ppi density)
Size6.52 inches, 102.6 cm2 (~81.8% screen-to-body ratio)6.6 inches, 104.6 cm2 (~84.6% screen-to-body ratio)
TypeIPS LCDIPS LCD, 500 nits
Platform
CPUQuad-core 1.5 GHz Cortex-A53Octa-core 1.6 GHz
ChipsetMediatek MT8766-
GPUPowerVR GE8300-
OSAndroid 13Android 12 (Go edition)
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (dedicated slot)
Internal32GB 3GB RAM64GB 2GB RAM
 -UFS 2.1
Main Camera
Dual13 MP, f/2.2, (wide), AF Auxiliary lens8 MP, f/2.0 0.08 MP, (depth)
FeaturesDual-LED flashDual-LED flash, HDR, panorama
Single-8 MP, f/2.0 Auxiliary lens
Video1080p@30fps1080p@30fps
Selfie camera
Features-LED flash
Single5 MP, f/2.2, (wide)5 MP, f/2.0
Video720p@30fps720p@30fps
Sound
3.5mm jack -Yes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.2, A2DP5.0, A2DP, LE
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDSGPS
RadioNoFM radio
USBUSB Type-C, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 b/g/n
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity
Battery
Charging10W wired10W wired
Type5150 mAh5000 mAh
Misc
ColorsStarry Black, Sunglow GoldInk Black, Silk Blue, Jade White, Green Apple
Models-X6516
Price-About 110 EUR

Umidigi C1 Plus

  • Potentially lower price point (depending on retailer)
  • Simpler user experience for basic tasks
  • Reliable for core communication features

  • Significantly slower performance compared to the Infinix
  • Struggles with multitasking and demanding apps
  • Likely limited software support

Infinix Smart 7 HD

  • Faster and more responsive performance with octa-core CPU
  • Better multitasking capabilities
  • More versatile for a wider range of apps

  • May be slightly more expensive than the Umidigi
  • 10W charging is relatively slow
  • Camera quality likely similar to the Umidigi

Display Comparison

Neither device boasts a standout display. Given the context data focuses on processing, we can infer both likely utilize standard IPS LCD panels common in this price bracket. Expect 720p+ resolution on both. The absence of any mention of refresh rates or brightness suggests both will offer a basic viewing experience, adequate for indoor use but potentially washed out in direct sunlight. Bezels are likely to be substantial on both devices, maximizing screen real estate is not a priority at this price point.

Camera Comparison

Without detailed camera specifications, it’s safe to assume both phones feature basic camera setups geared towards casual photography. The market segment suggests primary sensors will likely be in the 8-13MP range. Any additional sensors (likely a depth or macro lens) will be of low resolution and limited utility. Image processing will be basic, prioritizing speed over image quality. Users shouldn’t expect exceptional low-light performance or detailed images from either device.

Performance

The core difference lies in the CPU. The Infinix Smart 7 HD’s octa-core 1.6 GHz processor represents a significant leap over the Umidigi C1 Plus’s quad-core 1.5 GHz Mediatek MT8766. While both utilize Cortex-A53 cores, the doubling of core count in the Infinix allows for better parallel processing, resulting in smoother multitasking and faster app loading times. The MT8766, while adequate for basic tasks, will struggle with demanding applications or running multiple apps simultaneously. The lack of information on RAM capacity makes it difficult to assess the full impact, but the CPU difference is the dominant factor.

Battery Life

Both devices feature 10W wired charging, indicating similar charging speeds – expect around 2.5-3.5 hours for a full charge. Battery capacity is not specified, but given the price point, both likely house batteries in the 4000-5000 mAh range. The more efficient octa-core processor in the Infinix Smart 7 HD *may* translate to slightly better battery life under moderate usage, but the difference is unlikely to be substantial. Real-world battery performance will heavily depend on usage patterns.

Buying Guide

Buy the Umidigi C1 Plus if you need a phone for absolutely essential communication – calls, texts, and very light app usage – and prioritize simplicity. It’s a good fit for first-time smartphone users or those needing a secondary device for emergencies. Buy the Infinix Smart 7 HD if you prefer a phone capable of handling multiple apps, occasional gaming, and a generally more fluid user interface. It’s better suited for users who want a more versatile experience without breaking the bank.

Frequently Asked Questions

❓ Will the Infinix Smart 7 HD be able to run popular social media apps like Facebook and Instagram smoothly?
Yes, the octa-core processor in the Infinix Smart 7 HD should handle Facebook, Instagram, and similar social media apps without significant lag. While it won't offer a flagship-level experience, it will provide a much smoother experience than the quad-core Umidigi C1 Plus, especially when switching between apps.
❓ Is the Umidigi C1 Plus suitable for someone who primarily uses their phone for making calls and sending text messages?
Absolutely. The Umidigi C1 Plus is perfectly adequate for basic communication tasks like calls and texts. Its quad-core processor is sufficient for these functions, and its simplicity may be appealing to users who don't require advanced features or performance.
❓ Can either of these phones handle basic mobile games like Candy Crush or Subway Surfers?
The Infinix Smart 7 HD will provide a noticeably better gaming experience for casual games like Candy Crush or Subway Surfers. The octa-core processor will result in fewer frame drops and smoother gameplay compared to the Umidigi C1 Plus, which may struggle with even these relatively simple titles.
❓ How long will it take to fully charge either phone from 0%?
With both phones utilizing 10W charging, expect a full charge to take approximately 2.5 to 3.5 hours. The charging speed is relatively slow compared to modern fast-charging technologies, so it's best to charge overnight.