Xiaomi Redmi 15 4G Deals - June 2026
Compare 1 SIM-free offer for the Xiaomi Redmi 15 4G from UK retailers.
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Spec scores
Under £200 Phones · 131 phones
Performance
0.3
/5
Display
2.7
/5
Rear Camera
1.9
/5
Front Camera
1.8
/5
Battery
4
/5
Deals
SIM Free from £140.25
Color
All
Black
Grey
Purple
Storage
All
128GB
256GB
Budget buyers who want exceptional battery life and a large display but do not need 5G connectivity or heavy processing power.
Xiaomi Redmi 15 4G SIM Free (1 deals)
Filters
Redmi 15 4G 128GB (Grey)
Cost breakdown
Cashback:
£0.00
Total Cost:
£140.25
Upfront Cost:
£140.25
About the Xiaomi Redmi 15 4G
The Redmi 15 4G is Xiaomi's most affordable entry in the Redmi 15 family, delivering the same impressive 7,000mAh battery and expansive 6.9-inch display as its 5G sibling but at a noticeably lower price. Powered by the Qualcomm Snapdragon 685 chipset, it handles everyday tasks such as social media, messaging, and video streaming without breaking a sweat, making it ideal for light to moderate users who do not need 5G connectivity. The Full HD+ IPS LCD panel runs at a fluid 144Hz refresh rate, which is rare at this price point and makes scrolling feel noticeably smoother. The 50MP dual camera captures solid photos in good light, and the 8MP selfie camera is perfectly fine for video calls. With IP64 splash resistance, Gorilla Glass 3 protection, 33W fast charging, and 18W reverse charging that lets the phone double as a power bank, the Redmi 15 4G is a genuinely practical smartphone for budget buyers who value battery endurance and screen size above all else. Starting at around £100, it is one of the most compelling value propositions in the UK market.
Expert Rating
3.7
(1 review)
Price History
Tracking the best prices since 4 May 2026.
Redmi 15 4G vs Redmi 15 (5G) — Key Differences
| Feature | Xiaomi Redmi 15 4G | Redmi 15 |
|---|---|---|
| Display | 6.9-inch IPS LCD, 144Hz, FHD+, Gorilla Glass 3 | 6.9-inch IPS LCD, 144Hz, FHD+, Gorilla Glass 3 |
| Chipset | Qualcomm Snapdragon 685 (4G only) | Qualcomm Snapdragon 6s Gen 3 (5G) |
| Camera system | 50MP main + secondary sensor, 8MP front | 50MP main + secondary sensor, 8MP front |
| Battery | 7,000mAh, 33W charging, 18W reverse | 7,000mAh, 33W charging, 18W reverse |
| Build / Design | Plastic, IP64, 224g | Plastic, IP64, 217g |
| Storage options | 128GB / 256GB with microSD | 128GB / 256GB with microSD |
| SIM-free price | From £140.25 | From £107.06 |
Frequently Asked Questions
Is the Redmi 15 4G worth buying?
The Redmi 15 4G is excellent value if you prioritise battery life and do not need 5G. Its 7,000mAh battery can last two days on moderate use, and the large 144Hz display is a genuine treat at this price. For light users and budget-conscious buyers, it is hard to beat.
How good is the Redmi 15 4G camera?
The 50MP main camera takes respectable photos in good lighting with decent detail and natural colours. It handles social media shots and casual everyday photography well, though low-light results are limited. The 8MP front camera is adequate for selfies and video calls.
Does the Redmi 15 4G support 5G?
No, the Redmi 15 4G is a 4G-only device powered by the Snapdragon 685 chipset. If 5G connectivity is important to you, Xiaomi offers the Redmi 15 5G variant with the faster Snapdragon 6s Gen 3 at a slightly higher price point.
Can the Redmi 15 4G be used as a power bank?
Yes, the Redmi 15 4G supports 18W reverse wired charging, allowing you to charge other devices like earbuds, smartwatches, or even another phone from its enormous 7,000mAh battery. This is a genuinely useful feature for travel or emergencies.
How long does the Redmi 15 4G battery last?
With a 7,000mAh battery, the Redmi 15 4G comfortably lasts two days under moderate use. Even heavy users should get through a full day without concern. The 33W fast charging means a full recharge takes a little over an hour, which is reasonable given the massive capacity.
How does the Redmi 15 4G compare to the Redmi 15 5G?
Both phones share the same 7,000mAh battery, 6.9-inch 144Hz display, IP64 rating, and 50MP camera. The key difference is the chipset: the 5G model uses the faster Snapdragon 6s Gen 3 with 5G support, while the 4G version uses the Snapdragon 685. The 5G variant is also slightly lighter at 217g versus 224g. If you do not need 5G or extra processing power, the 4G model saves you money for an almost identical experience. Compare Redmi 15 deals.
Xiaomi Redmi 15 4G Specifications
Spec Scores
Under £200 Phones · 131 phones
- Snapdragon 685
- Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
This phone
5%
Avg
23%
Best
38%
This phone
5%
Avg
45%
Best
100%
Based on calibrated CPU benchmark rankings (60%) and GFXBench GPU scores (40%). Apple chipsets included via editorial calibration since AnTuTu under-represents Apple's architecture.
- 6.9 inches
- 1080 x 2340 pixels
- IPS, 144Hz
This phone
53%
Avg
42%
Best
85%
This phone
53%
Avg
60%
Best
100%
Based on panel type (LTPO is the modern flagship gold standard), resolution, refresh rate, peak brightness, screen size, and HDR10+ / Dolby Vision support. Marketing peak-brightness claims are capped at 3500 nits to prevent inflation.
- Single camera setup
- 50 MP main camera
- 1080p video recording
This phone
37%
Avg
27%
Best
49%
This phone
37%
Avg
39%
Best
90%
Based on main-sensor size (1-inch / 1/1.3" beats 1/2.0"), telephoto reach (periscope > 5x > 3x optical), image processing tier (Apple Pro, Pixel Pro, Galaxy Ultra, Honor Magic Pro, Xiaomi Ultra), pro video features (ProRes, Apple Log, Dolby Vision), camera-partnership branding (Leica, Hasselblad, Zeiss) and OIS. Older flagships are de-rated since image processing pipelines have advanced significantly each generation. Megapixel count is deliberately downweighted — it correlates poorly with real-world camera quality.
- 8 MP front camera
- 1080p selfie video
This phone
35%
Avg
37%
Best
80%
This phone
35%
Avg
55%
Best
92%
Based on selfie megapixels and max selfie-video resolution.
- 7,000 mAh
- 33W wired
This phone
79%
Avg
51%
Best
79%
This phone
79%
Avg
52%
Best
100%
Based on battery capacity (mAh) adjusted for platform efficiency calibrated against NotebookCheck, Tom's Guide, GSMArena and CNET reviewer tests. Apple A-series gets +45% (iOS process freezing + LTPO 1Hz + tuned panels make iPhone Pro Max outlast many 6500+ mAh Android phones in measured tests). Top Snapdragon / Dimensity flagships get +15%, budget chipsets are penalised −15% to −25% to reflect less efficient displays and looser background limits. Charging speed is excluded — see the separate Fast charging tag for that.
General
Camera
Primary Camera Megapixels
50
Primary Camera Video
1080@30fs
Second Camera
50 , f/1.8, (wide), PDAF Auxiliary lens
Selfie Camera Features
HDR
Primary Selfie Camera
8 , f/2.0, (wide)
Video Resolution
1080
Selfie Video Resolution
1080@30fs
Display
Type
IPS LCD, 144Hz
Display Size
6.9
Display Resolution
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
Display Protection
Mohs level 6
CPU & Memory
Sound
Loudspeaker
Yes
3.5mm Jack
No
Connectivity & Data
2G
GSM 850 / 900 / 1800 / 1900
3G
HSDPA 850 / 900 / 1900 / 2100
4G
LTE
Network Speed
HSPA, LTE
Network Technology
GSM / HSPA / LTE
Wi-Fi
Wi-Fi 802.11 b/g/n/ac, dual-band
Bluetooth
5.0, A2DP, LE
USB
USB Type-C 2.0
NFC
Yes (market/region dependent)
GPS
GPS, GLONASS, GALILEO, BDS
Battery
Battery
7000
Charging
33W wired
Other
Sensors
Fingerprint (side-mounted), accelerometer, compass