Infinix Note 6 vs. Samsung Galaxy A51 5G UW: A Detailed Performance and Value Comparison

The Infinix Note 6 and Samsung Galaxy A51 5G UW represent different approaches to the mid-range smartphone market. The Note 6 aims for affordability, while the A51 5G UW brings 5G connectivity to a wider audience. This comparison dissects their core components to determine which device offers the best balance of features and performance for your needs.
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🏆 Quick Verdict

For the average user prioritizing 5G connectivity and a smoother overall experience, the Samsung Galaxy A51 5G UW is the clear winner. Its Snapdragon 765G chipset provides a significant performance uplift over the Infinix Note 6’s Helio P35, justifying the price difference for those needing faster speeds and better multitasking.

PHONES
Phone Names Infinix Note 6 Samsung Galaxy A51 5G UW
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 8, 40, 412, 4, 5, 13, 66
5G bands-260, 261 mmWave
SpeedHSPA 42.2/5.76 Mbps, LTE Cat4 150/50 MbpsHSPA, LTE, 5G
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE / 5G
Launch
Announced2019, June. Released 2019, June2020, August 14
StatusDiscontinuedAvailable. Released 2020, August 14
Body
Build-Glass front (Gorilla Glass 3), plastic back, aluminum frame
Dimensions154.2 x 74.5 x 7.7 mm (6.07 x 2.93 x 0.30 in)158.8 x 73.4 x 8.6 mm (6.25 x 2.89 x 0.34 in)
SIMNano-SIM + Nano-SIMNano-SIM (pre-installed)
Weight173 g (6.10 oz)188.8 g (6.67 oz)
 Stylus-
Display
Protection-Corning Gorilla Glass 3
Resolution1080 x 2160 pixels, 18:9 ratio (~402 ppi density)1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Size6.01 inches, 93.2 cm2 (~81.1% screen-to-body ratio)6.5 inches, 102.0 cm2 (~87.5% screen-to-body ratio)
TypeAMOLEDSuper AMOLED
Platform
CPUOcta-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
ChipsetMediatek MT6765 Helio P35 (12 nm)Qualcomm SM7250 Snapdragon 765G 5G (7 nm)
GPUPowerVR GE8320Adreno 620
OSAndroid 9.0 (Pie)Android 10, One UI 2
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (uses shared SIM slot)
Internal64GB 4GB RAM128GB 6GB RAM
 eMMC 5.1UFS 2.1
Main Camera
FeaturesDual-LED flash, panorama, HDRLED flash, panorama, HDR
Quad-48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP (macro) Auxiliary lens
Single-5 MP, AF
Triple16 MP (wide), PDAF 8 MP (ultrawide) Auxiliary lens-
Video1080p@30fps4K@30fps, 1080p@30/120fps; gyro-EIS
Selfie camera
FeaturesLED flashHDR
Single16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Video1080p@30fps4K@30fps, 1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
NFCNoYes
PositioningGPSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio, RDS, recording
USBmicroUSB 2.0, 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, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
 -ANT+
Battery
Charging-15W wired
Stand-by-Up to 672 h
Talk time-Up to 5 h
Type4000 mAh, non-removableLi-Po 4500 mAh
Misc
ColorsMidnight Black, Mocha Brown, Aqua BluePrism Bricks Blue
ModelsX610SM-A516V
PriceAbout 180 EURAbout 470 EUR
SAR-0.70 W/kg (head)     1.25 W/kg (body)    
SAR EU-0.59 W/kg (head)     1.32 W/kg (body)

Infinix Note 6

  • Highly affordable price point
  • Potentially larger battery capacity (unconfirmed)
  • Suitable for basic smartphone tasks

  • Outdated and less powerful Helio P35 chipset
  • Lacks 5G connectivity
  • Likely inferior camera performance

Samsung Galaxy A51 5G UW

  • Powerful Snapdragon 765G chipset with 5G support
  • Improved power efficiency and thermal management
  • Likely better camera performance and image quality

  • Higher price compared to the Infinix Note 6
  • Slower 15W charging
  • May require a 5G data plan

Display Comparison

Neither device's display specifications are provided, so a direct comparison is limited. However, given the A51 5G UW's positioning, it likely features a higher-quality panel with better color accuracy and potentially a higher refresh rate than the Note 6. The Note 6, being a more budget-oriented device, likely utilizes a standard LCD panel. Bezels are expected to be larger on the Note 6, contributing to a less immersive viewing experience.

Camera Comparison

Without detailed camera specifications, a precise comparison is difficult. However, Samsung generally prioritizes camera performance in its A-series devices. The A51 5G UW likely features a more capable main sensor and better image processing algorithms than the Note 6. While the Note 6 may offer a sufficient camera for casual snapshots, the A51 5G UW is expected to deliver superior image quality, especially in low-light conditions. The presence of Optical Image Stabilization (OIS) on the A51 5G UW, a common feature in Samsung's mid-range phones, would further enhance image clarity and stability.

Performance

The core difference lies in the chipsets. The Samsung Galaxy A51 5G UW’s Qualcomm Snapdragon 765G (7nm) is a substantial upgrade over the Infinix Note 6’s MediaTek Helio P35 (12nm). The 7nm process node of the Snapdragon 765G translates to significantly improved power efficiency and thermal management, reducing throttling during sustained workloads. The Snapdragon 765G’s Kryo CPU architecture – with its Prime, Gold, and Silver cores – offers a more sophisticated approach to task allocation, resulting in faster app launches and smoother multitasking. The Helio P35’s Cortex-A53 cores, while adequate for basic tasks, will struggle with demanding applications and games. The Snapdragon 765G also includes an integrated 5G modem, a feature absent in the Note 6.

Battery Life

Battery capacity isn't specified for either device. However, the Snapdragon 765G’s superior power efficiency will likely result in better real-world battery life for the A51 5G UW, despite potentially having a similar or even smaller battery capacity than the Note 6. The A51 5G UW’s 15W wired charging is relatively slow compared to the faster charging solutions found in some competing devices, but it’s a standard offering for its price range. The Note 6’s charging speed is unknown, but it’s likely to be comparable or slower.

Buying Guide

Buy the Infinix Note 6 if you need a highly affordable device for basic tasks like calling, texting, and light social media use, and 5G isn't a priority. Buy the Samsung Galaxy A51 5G UW if you prioritize 5G connectivity, smoother performance for gaming and multitasking, and a more future-proof chipset, even if it means spending a bit more.

Frequently Asked Questions

❓ Will the Snapdragon 765G in the A51 5G UW handle demanding games like PUBG or Call of Duty?
Yes, the Snapdragon 765G is capable of running PUBG and Call of Duty at medium to high settings with reasonable frame rates. While it's not a flagship-level gaming chip, it provides a significantly smoother gaming experience than the Helio P35 in the Infinix Note 6.
❓ Does the Samsung Galaxy A51 5G UW support carrier aggregation for faster 5G speeds?
The Snapdragon 765G modem supports carrier aggregation, which allows the phone to combine multiple 5G channels for faster download and upload speeds. However, the actual speeds will depend on your carrier's network and the availability of 5G infrastructure in your area.
❓ Is the Helio P35 in the Infinix Note 6 sufficient for everyday tasks like browsing and social media?
Yes, the Helio P35 is adequate for basic tasks like web browsing, social media, and messaging. However, you may experience slowdowns when multitasking or running more demanding applications.
❓ What type of SIM card does the Samsung Galaxy A51 5G UW use?
The Samsung Galaxy A51 5G UW uses a Nano-SIM card. It also supports eSIM functionality, allowing you to activate a mobile plan without a physical SIM card, depending on carrier support.