BLU G91 Pro vs BLU M7L: A Deep Dive into Performance and Value

BLU offers two compelling options in the budget smartphone space: the M7L, focused on everyday usability, and the G91 Pro, aiming for a more robust gaming experience. This comparison dissects the key differences between these devices, focusing on how their core hardware impacts real-world performance and value.
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🏆 Quick Verdict

For the average user prioritizing affordability and basic tasks, the BLU M7L provides sufficient performance. However, the BLU G91 Pro is the clear winner for gamers and power users, thanks to its significantly more powerful Mediatek Helio G90 chipset and faster 30W charging.

PHONES
Phone Names BLU M7L BLU G91 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands2, 3, 4, 5, 7, 281, 2, 3, 4, 5, 7, 12, 17, 28
SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2021, February 09. Released 2021, February 092021, August 26. Released 2021, August 26
StatusDiscontinuedDiscontinued
Body
Dimensions194.4 x 109.2 x 11 mm (7.65 x 4.30 x 0.43 in)165.2 x 76.9 x 8.9 mm (6.50 x 3.03 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight286 g (10.09 oz)201 g (7.09 oz)
Display
Resolution600 x 1240 pixels, 18.5:9 ratio (~197 ppi density)1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Size7.0 inches, 123.9 cm2 (~58.4% screen-to-body ratio)6.7 inches, 108.4 cm2 (~85.3% screen-to-body ratio)
TypeIPS LCDIPS LCD
Platform
CPUOcta-core 1.6 GHz Cortex-A55Octa-core (2x2.0 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Chipset-Mediatek MT6785 Helio G90 (12 nm)
GPU-Mali-G76 MC4
OSAndroid 10 (Go edition)Android 11
Memory
Card slotmicroSDXCmicroSDXC
Internal32GB 2GB RAM128GB 6GB RAM
Main Camera
FeaturesLED flashLED flash, HDR, panorama
Quad-48 MP, f/1.8, (wide) 1/2.0", 0.8µm, PDAF 5 MP, f/2.2, (ultrawide) 2 MP (macro) Auxiliary lens
Single5 MP16 MP, f/2.0
Video720p@30fps4K@30fps, 1080p@30fps
Selfie camera
Single2 MP16 MP, f/2.0
Video720p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.1, A2DP, LE4.1, A2DP, LE
NFCNoNo
PositioningGPSGPS
RadioFM radioFM radio
USBmicroUSB 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 b/g/n, Wi-Fi DirectWi-Fi 802.11 a/b/g/n, Wi-Fi Direct
Features
SensorsAccelerometerFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Charging-30W wired 10W wireless
TypeLi-Po 2800 mAhLi-Po 5000 mAh
Misc
ColorsBlackGraphite, Moonstone
PriceAbout 50 EURAbout 150 EUR

BLU M7L

  • More affordable price point
  • Potentially longer battery life (depending on capacity)
  • Sufficient for basic smartphone tasks

  • Significantly weaker performance
  • Slower charging speeds
  • Likely lower quality display

BLU G91 Pro

  • Much faster performance with Helio G90
  • 30W wired and 10W wireless charging
  • Potentially better camera system

  • Higher price
  • Potentially shorter battery life (depending on capacity)
  • More powerful chipset may generate more heat

Display Comparison

Neither device's display specifications are provided, so a direct comparison is limited. However, given the G91 Pro's positioning as a more premium device, it likely features a higher-quality panel with potentially better color accuracy and brightness. The M7L likely utilizes a standard LCD panel to keep costs down. Bezels are also likely to be thinner on the G91 Pro, contributing to a more immersive viewing experience.

Camera Comparison

Without specific camera sensor details, a detailed comparison is challenging. However, the G91 Pro's higher price point suggests a more capable camera system. It's reasonable to assume it features a larger main sensor and potentially more advanced image processing algorithms. The M7L likely utilizes a more basic camera setup focused on capturing acceptable photos in good lighting conditions. The inclusion of features like Optical Image Stabilization (OIS) is unlikely on the M7L, but potentially present on the G91 Pro, resulting in sharper images and smoother video recording.

Performance

The performance gap between these two devices is substantial. The BLU M7L's Octa-core 1.6 GHz Cortex-A55 CPU is designed for efficiency, suitable for everyday tasks. In contrast, the BLU G91 Pro boasts the Mediatek MT6785 Helio G90, featuring a combination of 2x2.0 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55 cores. The Cortex-A76 cores represent a significant architectural leap over the A55, offering considerably higher single-core and multi-core performance. This translates to smoother multitasking, faster app loading times, and a much better gaming experience on the G91 Pro. The 12nm process node of the Helio G90 also contributes to improved power efficiency compared to potentially older, larger node processes used in the M7L.

Battery Life

Battery capacity isn't specified for either device. However, the G91 Pro's 30W wired and 10W wireless charging capabilities are a major advantage. This allows for significantly faster charging times compared to the M7L, which likely supports standard charging speeds. Even if the M7L has a slightly larger battery capacity, the G91 Pro's faster charging will minimize downtime. The convenience of wireless charging is also exclusive to the G91 Pro.

Buying Guide

Buy the BLU M7L if you need a reliable, affordable smartphone for calls, texts, social media, and light web browsing. Its Cortex-A55 based processor is adequate for these tasks. Buy the BLU G91 Pro if you prioritize mobile gaming, demanding apps, and faster charging speeds; the Helio G90 chipset delivers a substantial performance boost and the inclusion of 30W wired and 10W wireless charging provides greater convenience.

Frequently Asked Questions

❓ Will the BLU G91 Pro handle demanding games like PUBG or Call of Duty Mobile smoothly?
The Mediatek Helio G90 chipset in the G91 Pro is specifically designed for gaming. It should be capable of running PUBG and Call of Duty Mobile at medium to high settings with playable frame rates. However, sustained performance will depend on thermal management.
❓ Is the charging speed of the BLU G91 Pro truly faster in real-world use?
Yes, the 30W wired charging on the G91 Pro will significantly reduce charging times compared to the standard charging speeds likely found on the M7L. Expect a full charge in well under two hours, while the M7L could take three or more.
❓ Does the BLU M7L have enough storage for apps and photos?
This depends on the storage configuration of the M7L, which isn't specified. However, for basic use, 32GB or 64GB should be sufficient, especially if you utilize cloud storage or a microSD card (if supported).
❓ What kind of user would benefit most from the BLU G91 Pro's faster processor?
Gamers, content creators, and users who frequently multitask between demanding apps will see the biggest benefit from the G91 Pro's Helio G90 chipset. The faster processor ensures a smoother and more responsive experience.