Xiaomi Redmi 15 4G VS Xiaomi Redmi Note 15 5G

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G differ in several design aspects. The Redmi 15 4G features a water-resistant build with an IP64 rating, offering protection from dust and water splashes. In contrast, the Redmi Note 15 5G does not provide any water resistance, although it has a more advanced IP68 rating, which typically ensures protection against dust and submersion in water up to certain depths.

In terms of weight, the Redmi 15 4G is heavier at 224 g compared to the Redmi Note 15 5G's 178 g, making the latter lighter by 46 g. Additionally, the thickness of the Redmi 15 4G is 8.6 mm, which is thicker than the Redmi Note 15 5G's 7.4 mm, contributing to a slimmer profile for the latter. The height and width of both models also differ, with the Redmi 15 4G being taller at 171.1 mm and wider at 82.1 mm, compared to the Redmi Note 15 5G's 165 mm height and 75.4 mm width, making the 15 4G larger overall.

The volume of the Redmi 15 4G is 120.81 cm³, significantly larger than the 92.06 cm³ of the Redmi Note 15 5G, further reflecting the size differences. Both models do not feature a rugged build or the ability to fold.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G have distinct display characteristics. The Redmi 15 4G features a 6.9″ LCD, IPS display with a pixel density of 374 ppi and a resolution of 1080 x 2340 px. In comparison, the Redmi Note 15 5G has a slightly smaller 6.77″ OLED/AMOLED display, offering a higher pixel density of 388 ppi and a resolution of 1080 x 2392 px. The difference in display type—LCD vs OLED/AMOLED—results in varying color reproduction and contrast.

When it comes to refresh rate, the Redmi 15 4G boasts a 144Hz refresh rate, which is higher than the 120Hz offered by the Redmi Note 15 5G. This can result in smoother motion in supported apps and games on the Redmi 15 4G. Additionally, the touch sampling rate is higher on the Redmi 15 4G, coming in at 288Hz, compared to 240Hz on the Redmi Note 15 5G, which can translate to faster response times for touch input on the 15 4G.

Both devices come with branded damage-resistant glass, ensuring durability. The Redmi 15 4G does not support HDR10 or HDR10+ and does not feature Always-On Display, unlike the Redmi Note 15 5G, which supports the Always-On Display feature. Neither model supports Dolby Vision or has a secondary screen, and both are equipped with touch screens.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G feature different performance specs. Both devices come with 256GB of internal storage, but the Redmi Note 15 5G has a larger 12GB RAM, compared to the 8GB RAM of the Redmi 15 4G. Additionally, the Redmi 15 4G is powered by the Qualcomm Snapdragon 685 4G chipset, while the Redmi Note 15 5G uses the newer Qualcomm Snapdragon 6 Gen 3 chipset. The CPU speeds differ as well, with the Redmi 15 4G featuring 4 x 2.8 GHz and 4 x 1.9 GHz cores, whereas the Redmi Note 15 5G runs on 4 x 2.4 GHz and 4 x 1.8 GHz cores.

Regarding the GPU, the Redmi 15 4G is equipped with the Adreno 610, which operates at a clock speed of 1260 MHz, while the Redmi Note 15 5G features the Adreno 710 with a lower clock speed of 800 MHz. The RAM speed of the Redmi 15 4G is 2133 MHz, while the Redmi Note 15 5G has a faster 2750 MHz RAM speed. The semiconductor size of the Redmi 15 4G is 6 nm, whereas the Redmi Note 15 5G benefits from a smaller 4 nm semiconductor size.

Other shared specs include both phones supporting 64-bit architecture, DirectX 12, integrated graphics, OpenGL ES 3.2, and big.LITTLE technology with 8 CPU threads. Both models also have NX bit, TrustZone, and OpenCL 2 support. The maximum memory bandwidth of the Redmi 15 4G is 17 GB/s, whereas the Redmi Note 15 5G offers a higher bandwidth of 25.6 GB/s. Both devices use eMMC 5.1 storage, with the maximum memory amount supported being 16GB for the Redmi 15 4G and 12GB for the Redmi Note 15 5G. Finally, the Redmi Note 15 5G uses DDR5 memory, while the Redmi 15 4G uses DDR4 memory.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G both feature 8MP front cameras. However, the main cameras differ significantly. The Redmi 15 4G has a single 50 MP main camera, while the Redmi Note 15 5G comes with a dual-lens setup, featuring a 50 MP primary camera paired with a 2 MP secondary camera. Both phones have a CMOS sensor and share several features such as phase-detection autofocus for photos, continuous autofocus during video recording, and support for slow-motion video.

In terms of video recording, the Redmi 15 4G is limited to 1080p video at 30 fps, while the Redmi Note 15 5G can record in 4K at 30 fps, offering higher resolution video capture. Both devices support features like HDR, manual exposure, touch autofocus, and panorama creation. Neither device offers optical zoom, 3D photo/video recording, or Dolby Vision recording, and both lack front-facing LED flashes.

Other shared features include the ability to shoot raw images and timelapse videos, manual ISO, serial shot mode, and manual white balance adjustments. Both cameras also do not feature built-in optical image stabilization or laser autofocus. Notably, the Redmi Note 15 5G's dual-lens camera setup is the primary difference in the main camera configuration, giving it an additional depth-sensing camera.

Both the Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G run on Android 15 and share most of the same operating system features. Both devices include clipboard warnings, location privacy options, camera/microphone privacy options, theme customization, and the ability to block app tracking. They also both support on-device machine learning, notification permissions, media picker, game downloading while playing, dark mode, battery health checks, and extra dim mode.

Both phones also support dynamic theming, app offloading, customizable notifications, Live Text, full-page screenshots, split screen, PiP, sharing intents, child lock, widgets, and offline voice recognition. They also allow voice commands, track the current position of the mobile device, and support a multi-user system. Additionally, both phones have no support for Wi-Fi password sharing, Quick Start, or focus modes, and neither has Mail Privacy Protection, cross-site tracking blocking, or a front-facing camera under the display.

The key difference is that both devices lack direct OS updates, but they do provide similar functionalities in terms of privacy, customization, and multitasking features.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G have distinct battery specifications. The Redmi 15 4G is equipped with a larger 7000 mAh battery, while the Redmi Note 15 5G has a 5800 mAh battery, offering more capacity in the 15 4G. Both devices support fast charging, but the Redmi 15 4G charges at 33W, whereas the Redmi Note 15 5G supports faster 45W charging speed.

Neither device features wireless charging or reverse wireless charging. Both models also have non-removable, rechargeable batteries and include a battery level indicator to monitor the charge status.

In summary, the Redmi 15 4G has a higher battery capacity, while the Redmi Note 15 5G benefits from faster charging speeds.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G differ in several audio features. Neither device includes a 3.5 mm audio jack, meaning both lack the traditional wired headphone connectivity. The Redmi Note 15 5G, however, does feature stereo speakers, while the Redmi 15 4G does not.

In terms of Bluetooth audio support, both models lack aptX, aptX HD, aptX Adaptive, and aptX Lossless. However, the Redmi Note 15 5G supports LDAC, a high-quality audio codec for wireless audio, which is not supported by the Redmi 15 4G.

In summary, the Redmi Note 15 5G has stereo speakers and LDAC support, while the Redmi 15 4G lacks both these features.

The Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G have several key differences and similarities in their connectivity and features. The most notable difference is that the Redmi Note 15 5G supports 5G connectivity, while the Redmi 15 4G only supports 4G. Both devices support dual SIM cards, Wi-Fi 4 (802.11n), and Wi-Fi 5 (802.11ac), and feature Bluetooth 5. Both phones have USB Type-C ports with USB version 2, and both include NFC support.

When it comes to speed, the Redmi 15 4G offers download speeds of 390 MBits/s and upload speeds of 150 MBits/s, whereas the Redmi Note 15 5G has significantly faster download speeds of 2900 MBits/s and upload speeds of 1600 MBits/s.

Both models are equipped with a fingerprint scanner, GPS, compass, accelerometer, and a cellular module. However, the Redmi Note 15 5G adds an infrared sensor and supports motion tracking, which the Redmi 15 4G lacks. Additionally, the Redmi 15 4G lacks an external memory slot, while the Redmi Note 15 5G offers one. Both phones support Galileo and have a barometer, but neither includes an HDMI output, a built-in projector, or 3D facial recognition. Neither phone has a heart rate monitor or a stylus included.

Both the Xiaomi Redmi 15 4G and Xiaomi Redmi Note 15 5G feature a video light, but neither device has sapphire glass display protection or an e-paper display. The key difference between them is that the Redmi 15 4G has a flat display, while the Redmi Note 15 5G features a curved display.

In summary, the Redmi Note 15 5G offers a curved display, which the Redmi 15 4G lacks, but both models share similar video lighting capabilities and lack sapphire glass or e-paper displays.