The Redmi K70 Ultra (also known in China as the Redmi K70 Extreme Edition) was officially unveiled in China on July 19,2025 at 19:00 CST alongside the Xiaomi Mix Fold 4 and Mix Flip. Although released mid‑2025, it remains one of the standout Redmi devices into 2025 thanks to its cutting‑edge hardware, high refresh OLED display, and spectacular memory/storage configurations.
Summary Specifications Table
Feature |
Specification |
|---|---|
Launch Date |
July 19, 2025(China); India unofficial ~Aug 2025 |
Display |
6.67″ OLED 1.5K, 144 Hz, HDR10+, 1600 cd/m² brightness |
Processor |
MediaTek Dimensity 9300+ with D1 GPU |
Memory / Storage |
12 / 16 / 24 GB LPDDR5‑based RAM; up to 1 TB UFS 4.0 |
Rear Cameras |
50 MP (OIS) + 8 MP ultrawide + 2 MP macro/tele |
Front Camera |
20 MP OV20B |
Battery & Charging |
5,500 mAh, 120 W fast charging, wireless charging support |
Software |
Android 14 with HyperOS |
Connectivity |
5G, Wi‑Fi 6/7, Bluetooth 5.4, NFC, GPS, Infrared |
Audio |
Stereo speakers, Dolby Atmos, Hi‑Res audio |
Build & Durability |
Glass front, aluminum frame, IP68 certified, ~211 g |
Sensors |
In‑display fingerprint, ambient light, gyroscope etc. |
Highlights & Launch Overview
-
Launch date in China: July 19,2025, revealed alongside Xiaomi Mix Fold 4 and Smart Band 9
-
Indian launch: Not officially released in India (rumours placed it around August 2025 at ~₹39-43k for initial models)
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Names: Sold as Redmi K70 Ultra globally; marketed as Redmi K70 Extreme or Champion Edition in select markets
Detailed Specifications
Display & Design
-
6.67‑inch flat 8T OLED panel, 1.5K resolution (1220 × 2712), ~446 ppi, HDR10+, up to 1600 cd/m² brightness, 144 Hz refresh rate, PWDM dimming for eye comfort
-
IP68 rating for dust and water resistance, glass front, aluminum frame, weighing ~211 g and measuring ~160.4 × 75.1 × 8.4 mm
Processor & Memory
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Powered by MediaTek Dimensity 9300+ chipset (4 nm), paired with D1 graphics engine and advanced cooling
-
RAM: up to 24 GB LPDDR5X, Storage: up to 1 TB UFS 4.0
Camera System
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Triple rear cameras: 50 MP main (Sony IMX906) with OIS, 8 MP ultra‑wide (Sony IMX355), 2 MP macro/telephoto
-
Front camera: 20 MP Omnivision OV20B sensor for selfies and video chats
-
Supports 4K and 8K video recording with advanced stabilization
Battery & Charging
-
Massive 5,500 mAh battery, fast charging up to 120 W using proprietary adapter, and wireless charging support in select regions
Connectivity & Software
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Ships with Android 14 layered under Xiaomi’s HyperOS, likely HyperOS 1.x in most markets
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Connectivity includes 5G, Wi‑Fi 6 / Wi‑Fi 7 support, Bluetooth 5.4, NFC, GPS (L1+L5), infrared, stereo speakers with Dolby Atmos, Hi‑Res Audio certification
-
Sensors: in‑display fingerprint, accelerometer, ambient light, proximity, gyroscope, barometer, compass
Pricing & Availability
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China prices (Yuan): approx 2,599 Yuan (
$360) for 12 GB + 256 GB; up to 3,999 Yuan ($550) for 24 GB + 1 TB Champion Edition
-
Indian rumoured pricing: ₹36,999 (12 GB/256 GB), ₹41,999 (16 GB/512 GB), other sources suggest ₹43–45k for base model
Frequently Asked Questions (FAQs)
Q: When was Redmi K70 Ultra officially launched?
A: The device debuted in China on July 19, 2025 at 19:00 CST during an event alongside Xiaomi Mix Fold 4 and Xiaomi Smart Band 9
Q: Is Redmi K70 Ultra available in India?
A: There is no official Indian launch as of mid‑2025. Reports hint at an expected release around August 2025, with prices in the ₹37k-43k range depending on configuration
Q: What processor powers the Redmi K70 Ultra?
A: It runs on MediaTek Dimensity 9300+, a flagship‑level 4 nm SoC known for strong efficiency and graphics capability with D1 engine
Q: How is the camera and battery performance?
A: The triple rear camera includes a 50 MP OIS main sensor, 8 MP ultrawide, and 2 MP macro/tele. The front camera is 20 MP. Its 5,500 mAh battery supports blazing-fast 120 W charging, with wireless charging in select markets.
Q: What are the memory and storage variants available?
A: Available configurations include 12/16/24 GB RAM paired with 256 GB, 512 GB or 1 TB UFS 4.0 storage, with the 24 GB + 1 TB version marketed as the Champion Edition.
Q: Does it support water and dust resistance?
A: Yes, it features an IP68 rating for water and dust resistance, along with a durable glass-and-metal construction.
In summary, the Redmi K70 Ultra has set new benchmarks among Redmi’s flagship instruments with its 144 Hz OLED, premium chipset, massive RAM options, blazing charging speeds, and rugged build. While not officially launched in India yet, anticipated pricing makes it a strong contender among premium mid‑range smartphones in late 2025.
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