BLU G61 vs. BLU G51: A Deep Dive into Budget Smartphone Performance

The BLU G61 and G51 represent the ultra-budget end of the smartphone spectrum, targeting users prioritizing affordability. While both offer basic smartphone functionality, key differences in their processors and charging capabilities dictate which device delivers a smoother user experience and better long-term value. This comparison dissects these differences to help you make an informed decision.
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🏆 Quick Verdict

For most users, the BLU G61 offers a slight edge due to its newer Cortex-A55 based octa-core processor. While the G51's Helio A22 boasts a higher clock speed, the architectural improvements in the A55 provide better multi-tasking and responsiveness, making the G61 the better all-around choice.

PHONES
Phone Names BLU G61 BLU G51
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 12, 17, 282, 3, 4, 5, 7, 12, 17, 28, 66
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, February 09. Released 2021, February 092022, June 03
StatusDiscontinuedAvailable. Released 2022, June 03
Body
Dimensions164.6 x 75.8 x 9.3 mm (6.48 x 2.98 x 0.37 in)155.3 x 73.5 x 9.5 mm (6.11 x 2.89 x 0.37 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight196 g (6.91 oz)166 g (5.86 oz)
Display
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)720 x 1520 pixels, 19:9 ratio (~276 ppi density)
Size6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio)6.1 inches, 92.9 cm2 (~81.4% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core 1.6 GHz Cortex-A55Quad-core 2.0 GHz Cortex-A53
Chipset-Mediatek MT6761 Helio A22 (12 nm)
GPU-PowerVR GE8320
OSAndroid 10Android 11 (Go edition)
Memory
Card slotmicroSDXCmicroSDXC
Internal64GB 3GB RAM32GB 2GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
Dual13 MP Auxiliary lens8 MP Auxiliary lens
FeaturesLED flash, panorama, HDRLED flash, HDR, panorama
Single8 MP8 MP
Video1080p@30fps1080p@30fps
Selfie camera
Single8 MP8 MP
Video720p@30fps720p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.1, A2DP, LE4.2, A2DP, LE
NFCNoNo
PositioningGPSGPS
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0
WLANWi-Fi 802.11 b/g/n, Wi-Fi DirectWi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, proximityFingerprint (rear-mounted), accelerometer, proximity
Battery
Charging10W wired-
TypeLi-Po 5000 mAhLi-Po 3000 mAh
Misc
ColorsBlack, Blue, Green, RedBlack, Blue, Green, Silver, Gold
PriceAbout 110 EUR-

BLU G61

  • More efficient Cortex-A55 processor
  • Octa-core CPU for better multitasking
  • Potentially better battery life due to CPU efficiency

  • Lower CPU clock speed compared to G51
  • Limited charging speed (10W)

BLU G51

  • Higher CPU clock speed (2.0 GHz)
  • 12nm process node for improved efficiency (relative to older nodes)
  • Potentially lower price point

  • Older Cortex-A53 architecture
  • Quad-core CPU may struggle with multitasking
  • Likely less responsive user experience

Display Comparison

Neither BLU provides display specifications beyond size, so a direct comparison is limited. However, given the price point, both likely utilize IPS LCD panels with 720p resolution. Expect similar color accuracy and viewing angles. Bezels are likely substantial on both devices, reflecting their budget nature. The absence of features like high refresh rates or HDR support is expected.

Camera Comparison

Camera details are sparse for both devices. It's safe to assume both feature basic rear and front cameras, likely with limited resolution and image quality. Without sensor size or aperture information, a meaningful comparison is impossible. The presence of a 2MP macro camera on either device is unlikely to provide significant photographic value. Image processing will likely be minimal, resulting in images that are acceptable for social media but lack detail and dynamic range.

Performance

The core difference lies in the processors. The BLU G61 features an octa-core 1.6 GHz Cortex-A55 CPU, while the G51 utilizes the Mediatek MT6761 Helio A22, a quad-core 2.0 GHz Cortex-A53. While the A53 has a higher clock speed, the A55 architecture is significantly more efficient and offers improved instructions per clock (IPC). This means the G61 will likely handle multi-tasking and more demanding apps more smoothly. The Helio A22's 12nm process node is a positive, but doesn't fully offset the architectural advantage of the A55. RAM configurations are not specified, but both will likely be limited, further emphasizing the importance of CPU efficiency.

Battery Life

Battery capacity is not specified for either device. However, given the budget nature, expect capacities around 3000-4000 mAh. The BLU G61 supports 10W wired charging, while the G51's charging speed is unknown but likely similar. The more efficient Cortex-A55 processor in the G61 may translate to slightly better battery life under moderate usage, despite potentially similar battery capacities. Expect full charge times to be in the 2-3 hour range for both devices.

Buying Guide

Buy the BLU G61 if you need a phone capable of handling basic multitasking and light app usage without significant lag. Its octa-core processor provides a more future-proof experience. Buy the BLU G51 if your primary needs are limited to calls, texts, and very light app usage, and you prioritize potentially slightly better single-core performance for those limited tasks. The G51 is best suited for first-time smartphone users or those needing a simple, reliable device.

Frequently Asked Questions

❓ Will the BLU G61 handle popular social media apps like Facebook and Instagram without lagging?
The BLU G61's octa-core Cortex-A55 processor should be capable of running Facebook and Instagram smoothly, although performance may be limited with multiple apps open simultaneously. The A55 architecture is designed for efficient multitasking, providing a better experience than the G51's older processor.
❓ Is the Helio A22 in the BLU G51 sufficient for basic web browsing and email?
Yes, the Helio A22 is adequate for basic web browsing and email. However, expect slower page loading times and potential lag when handling multiple browser tabs or attachments. The G51 is best suited for users with minimal smartphone needs.
❓ Can either of these phones play modern mobile games?
Neither the BLU G61 nor the G51 are designed for gaming. While simple 2D games may be playable at low settings, demanding 3D titles will likely experience significant lag and poor performance. The integrated GPUs in both devices are not powerful enough for modern gaming.