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MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks vs Unisoc T7250 Chipset Review — Specifications and Benchmarks

There are 8 key differences between MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks and Unisoc T7250 Chipset Review — Specifications and Benchmarks.

Key differences

MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks vs Unisoc T7250 Chipset Review — Specifications and Benchmarks — Key differences
MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks Unisoc T7250 Chipset Review — Specifications and Benchmarks
Manufacturer MediaTek Unisoc
Announced 2024 (base), 2026 (Ultra) Late 2024 (rebrand of T615)
Core configuration 2x Cortex-A75 2.0GHz + 6x Cortex-A55 1.8GHz 2x Cortex-A75 + 6x Cortex-A55
Max clock 2.0 GHz Up to 2.0 GHz
GPU Mali-G52 MC2 Mali-G57 (single-core)
GPU clock Up to 1000MHz (improved variant) Up to 850MHz
AnTuTu Approximately 258,000-277,000 Approximately 210,000-263,000
Phones using it Xiaomi Redmi 17 4G Xiaomi Redmi A7

MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks

The Helio G91-Ultra targets the very budget segment, though the "Ultra" naming isn't matched by significant real performance differences over the base chip.

  • +Suited for light daily use and basic games.
  • +Good power efficiency for this price tier.
  • +Very low cost suited for very budget phones.
  • No 5G network support.
  • The real gap over the base variant is limited despite the "Ultra" naming.
  • Relatively older 12nm process compared to newer rivals.
Read the full review →

Unisoc T7250 Chipset Review — Specifications and Benchmarks

Unisoc T7250 is a budget choice for entry-level 4G-only phones, offering moderate performance with good power efficiency.

  • +Very low power consumption supports longer battery life.
  • +Suitable performance for calls, browsing, and basic daily use.
  • +Very low cost suited for very budget phones.
  • No 5G network support.
  • No dedicated AI processing unit.
  • Graphics performance weaker than rivals like the Helio G85.
Read the full review →

Full specifications

MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks vs Unisoc T7250 Chipset Review — Specifications and Benchmarks — Full specifications
MediaTek Helio G91-Ultra Chipset Review — Specifications and Benchmarks Unisoc T7250 Chipset Review — Specifications and Benchmarks
Manufacturing
Manufacturer MediaTek Unisoc
Fabrication 12nm 12nm
Announced 2024 (base), 2026 (Ultra) Late 2024 (rebrand of T615)
Availability Available Available
CPU
CPU cores 8 cores 8 cores
Core configuration 2x Cortex-A75 2.0GHz + 6x Cortex-A55 1.8GHz 2x Cortex-A75 + 6x Cortex-A55
Max clock 2.0 GHz Up to 2.0 GHz
Graphics & AI
GPU Mali-G52 MC2 Mali-G57 (single-core)
GPU clock Up to 1000MHz (improved variant) Up to 850MHz
Memory & connectivity
Supported RAM LPDDR4X
Supported storage eMMC or UFS
5G No No
Benchmarks
AnTuTu Approximately 258,000-277,000 Approximately 210,000-263,000
Geekbench multi-core Approximately 1,339-1,417
Extra features
Phones using it Xiaomi Redmi 17 4G Xiaomi Redmi A7

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