Umidigi Note 100 vs Realme 9 Pro+: A Detailed Comparison

The smartphone market is flooded with options, but finding the right balance between price and performance can be tricky. We pit the Umidigi Note 100, a budget-focused device, against the Realme 9 Pro+, which aims for a more premium experience with faster charging and a more powerful chipset. This comparison will dissect their key differences to help you decide which phone best suits your needs.
Phones Images

🏆 Quick Verdict

For the average user prioritizing speed and convenience, the Realme 9 Pro+ is the clear winner. Its Dimensity 920 chipset and 60W charging significantly outperform the Umidigi Note 100, justifying the price difference. However, the Umidigi Note 100 offers a compelling value proposition for those on a tight budget.

PHONES
Phone Names Umidigi Note 100 Realme 9 Pro+
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 39, 38, 40, 41, 661, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 - International
5G bands1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA - International
SpeedHSPA, LTE, 5GHSPA, LTE-A, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
 -1, 28, 41, 77, 78 SA/NSA - India
Launch
Announced2025, February 132022, February 16
StatusAvailable. Released 2025, FebruaryAvailable. Released 2022, February 21
Body
BuildGlass front, plastic back, plastic frameGlass front (Gorilla Glass 5), glass back
Dimensions167.8 x 77.4 x 7.7 mm (6.61 x 3.05 x 0.30 in)160.2 x 73.3 x 8 mm (6.31 x 2.89 x 0.31 in)
SIMNano-SIM + Nano-SIMDual SIM (Nano-SIM, dual stand-by)
Weight190 g (6.70 oz)182 g (6.42 oz)
Display
Protection-Corning Gorilla Glass 5
Resolution720 x 1600 pixels, 20:9 ratio (~258 ppi density)1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
Size6.8 inches, 111.6 cm2 (~86.0% screen-to-body ratio)6.4 inches, 98.9 cm2 (~84.2% screen-to-body ratio)
TypeIPS LCD, 120HzSuper AMOLED, 90Hz, 430 nits (typ), 600 nits (HBM)
Platform
CPUOcta-core (2x2.3 GHz Cortex-A76 & 6x2.1 GHz Cortex-A55)Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetUnisoc T765 (6 nm)Mediatek Dimensity 920 (6 nm)
GPUMali-G57 MC2Mali-G68 MC4
OSAndroid 14Android 12, upgradable to Android 13, Realme UI 4.0
Memory
Card slotmicroSDXC (uses shared SIM slot)No
Internal128GB 6GB RAM, 256GB 8GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
 -UFS 2.2
Main Camera
FeaturesLED flashLED flash, HDR, panorama
Single-16 MP, f/2.4, 27mm (wide), 1/3.09", 1.0µm
Triple50 MP, (wide), AF 2 MP (macro) Auxiliary lens50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 119˚, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro)
Video1080p@30fps4K@30fps, 1080p@30/60/120/480fps, 720p@960fps, gyro-EIS
Selfie camera
Features-HDR, panorama
Single16 MP, (wide)16 MP, f/2.4, 27mm (wide), 1/3.09", 1.0µm
VideoYes1080p@30fps, gyro-EIS
Sound
3.5mm jack -Yes
35mm jackYes-
Loudspeaker YesYes, with stereo speakers
 -24-bit/192kHz audio
Comms
Bluetooth5.0, A2DP, LE5.2, A2DP, LE, aptX HD
NFCNoYes (market/region dependent)
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, BDS
RadioWireless FM radioNo
USBUSB Type-C, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-bandWi-Fi 802.11 a/b/g/n/ac/6, dual-band
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging20W wired60W wired, PD3.0, 100% in 44 min (advertised)
Type5000 mAhLi-Po 4500 mAh, non-removable
Misc
ColorsRock Black, Interstellar Blue, Lake Green, Starry WhiteMidnight Black, Aurora Green, Sunrise Blue, Free Fire Limited Edition
Models-RMX3392, RMX3393
Price$ 106.99 / C$ 152.99 / € 116.99€ 289.90 / $ 390.00 / ₹ 25,999
SAR-1.19 W/kg (head)     0.73 W/kg (body)    
Tests
Battery life- Endurance rating 117h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -25.3 LUFS (Very good)
Performance- AnTuTu: 495096 (v8), 416031 (v9) GeekBench: 2335 (v5.1) GFXBench: 27fps (ES 3.1 onscreen)

Umidigi Note 100

  • Significantly more affordable
  • Functional for basic smartphone tasks
  • Unisoc T765 is power efficient

  • Slower charging speed (20W)
  • Less powerful processor
  • Limited camera details suggest a basic system

Realme 9 Pro+

  • Faster Dimensity 920 processor
  • 60W fast charging with PD3.0
  • Longer battery endurance (117h)

  • Higher price point
  • May be overkill for basic users
  • No specific display details provided

Display Comparison

The Realme 9 Pro+ boasts an 'Infinite' contrast ratio, a marketing term indicating a high-quality panel, though specific brightness nits aren't provided. The Umidigi Note 100's display specifications are absent, suggesting a more standard LCD panel. While the Realme 9 Pro+ likely offers superior color reproduction and viewing angles, the Umidigi Note 100 may suffice for casual use. The lack of details on the Umidigi's display makes a direct comparison difficult, but the Realme's marketing suggests a more visually appealing experience.

Camera Comparison

Detailed camera specs for both devices are limited. However, the Realme 9 Pro+’s focus on photo/video suggests a more sophisticated camera system. The absence of sensor size or aperture information for either phone makes a precise comparison impossible. It's reasonable to assume the Realme 9 Pro+ benefits from Mediatek’s image signal processor (ISP) for improved image quality and video stabilization. The Umidigi Note 100 likely features a more basic camera setup geared towards casual snapshots.

Performance

The core difference lies in the chipsets. The Realme 9 Pro+ utilizes the Mediatek Dimensity 920 (6nm), featuring a more powerful CPU configuration with 2x2.5 GHz Cortex-A78 cores compared to the Umidigi Note 100’s Unisoc T765 (6nm) and its 2x2.3 GHz Cortex-A76 cores. This translates to noticeably faster application loading times and smoother multitasking on the Realme. While both are 6nm chips, the Cortex-A78 architecture in the Dimensity 920 provides a significant performance uplift. The Realme 9 Pro+ is better suited for gaming and resource-intensive applications. The Unisoc T765 in the Umidigi Note 100 is adequate for everyday tasks but will struggle with demanding workloads.

Battery Life

The Realme 9 Pro+ shines with its 60W wired charging, capable of a full charge in a claimed 44 minutes, and an endurance rating of 117 hours. The Umidigi Note 100 offers a slower 20W charging speed. While battery capacity isn't specified for either device, the Realme’s faster charging significantly reduces downtime. The 117-hour endurance rating of the Realme 9 Pro+ suggests efficient power management, potentially offsetting any capacity difference. The Umidigi Note 100 will require considerably longer to fully recharge.

Buying Guide

Buy the Umidigi Note 100 if you need a functional smartphone for basic tasks, prioritize affordability above all else, and aren't heavily reliant on demanding apps or games. Buy the Realme 9 Pro+ if you prefer a smoother, faster experience, value rapid charging, and are willing to spend more for a more refined overall package. The Realme 9 Pro+ is geared towards users who want a phone that can keep up with their fast-paced lives.

Frequently Asked Questions

❓ Is the Unisoc T765 in the Umidigi Note 100 capable of running popular games like PUBG or Call of Duty?
While the Unisoc T765 can *run* these games, expect to play them on lower graphics settings to maintain a stable frame rate. The chipset isn't designed for high-end gaming, and you may experience occasional lag or stuttering. The Realme 9 Pro+'s Dimensity 920 offers a much smoother gaming experience.
❓ How much faster is the 60W charging on the Realme 9 Pro+ compared to the 20W charging on the Umidigi Note 100 in real-world use?
The Realme 9 Pro+ can charge from 0-100% in approximately 44 minutes, while the Umidigi Note 100 will likely take over 2 hours. This means you can quickly top up your Realme 9 Pro+ during short breaks, whereas the Umidigi Note 100 requires a longer charging period.
❓ Does the Realme 9 Pro+ experience significant thermal throttling during extended gaming sessions?
The Mediatek Dimensity 920 is generally well-regarded for its thermal efficiency. While some throttling is inevitable during prolonged, demanding tasks, the Realme 9 Pro+ is likely to maintain stable performance for longer periods than the Umidigi Note 100, which has a less powerful chipset and potentially less robust cooling.