OPPO K13 5G vs Vivo T4 5G: Battle of Battery Behemoths

The Vivo T4 5G has taken the smartphone market by storm with its massive 7,300mAh battery. It also features the powerful Snapdragon 7s Gen 3 chipset, marking itself as a performance powerhouse in the sub-Rs 20,000 segment. OPPO is also making a strong statement with the OPPO K13 5G, sporting a 7000mAh battery. Here’s a detailed comparison of specifications, features, and price between the OPPO K13 5G and Vivo T4 5G.

OPPO K13 5G vs Vivo T4 5G: Specs at a Glance

	4.5 ★	4.5 ★
	OPPO K13	vivo T4
	₹ 17,999	₹ 19,999
Expert Score	--	8.1/10 by Expert
Processor	Snapdragon 6 Gen 4	Snapdragon 7s Gen 3
Display	6.67″ (16.94 cm) 120Hz Display	6.77″ (17.2 cm) 120Hz Display
Rear Camera	50+2 MP Rear	50+2 MP Rear
Front Camera	16 MP Front	32 MP Front
RAM & Storage	8 GB RAM 128 GB Storage	8 GB RAM 128 GB Storage
Battery	7000 mAh 80W Charging	7300 mAh 90W Charging
OS	Android v15	Android v15

OPPO K13 5G vs Vivo T4 5G: Price in India

The OPPO K13 5G is priced Rs 4,000 less for both variants, which is a significant difference if you are on a tight budget. The Vivo T4 5G offers an additional top-end variant with 12GB of RAM, which is helpful for users who multitask a lot.

Both devices are sold on Flipkart, along with the OPPO eStore and the Vivo Online Store, respectively. To sweeten the deal, you can claim bank discounts of up to Rs 2,000 on either phone.

OPPO K13 5G vs Vivo T4 5G: Build and Design

• The OPPO K13 5G has a plastic build, available in two colour options: Prism Black and Icy Purple. The pack panel has a unique geometrical design pattern that shines under light, adding unique visual effects. The phone is certified for 50+ durability tests, and also has an IP65 rating. It weighs 208 grams with a thickness of 8.45mm.
• The Vivo T4 5G also has a plastic back panel with a matte finish in Emerald Blaze and Phantom Grey colours. The design of the phone is identical to the flagship X200 Series, which adds a premium appeal on first glance. The device is certified with MIL-STD-810H military grade durability and an IP65 rating. It has a thickness of 7.89mm and weighs 199 grams.

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The Vivo T4 5G is comparatively lighter and slimmer than the OPPO K13 5G, and also carries a better durability certification. Design-wise, both are quite distinctive and offer bold colour options.

OPPO K13 5G vs Vivo T4 5G: Display

• The OPPO K13 5G features a 6.67-inch flat-style AMOLED screen with a Full HD+ resolution and 120Hz refresh rate. It supports peak brightness of up to 1200 nits. The display has uniform bezels.
• The Vivo T4 5G has a 6.77-inch quad-curved AMOLED screen with a Full HD+ resolution. It has a 120Hz refresh rate and supports peak brightness of up to 5000 nits. The bezels are slimmer compared to the OPPO K13 5G. It also has Schott Xensation glass for scratch resistance.

The curved nature of the Vivo T4’s screen feels more premium, and the slimmer bezels offer a better viewing experience. It also supports higher peak brightness, which is beneficial for outdoor visibility, especially under direct sunlight. The presence of additional glass protection makes Vivo win this round comfortably.

OPPO K13 5G vs Vivo T4 5G: Cameras

• The dual rear camera setup on the OPPO K13 5G includes a 50MP f/1.85 primary and a 2MP f/2.4 depth sensor. For selfies, you have a 16MP f/2.45 camera. The phone can record videos at 4K 30fps.
• The Vivo T4 5G also has dual rear cameras with a few upgrades. It equips a 50MP f/1.79 primary camera sensor with OIS, paired with a 2MP f/2.4 depth sensor. The selfie camera has a 32MP resolution. 4K video recording is also supported.

The Vivo T4 5G offers OIS on the primary rear camera, which eliminates shakes and jitters while clicking pictures and shooting videos. It also has a higher resolution selfie camera.

OPPO K13 5G vs Vivo T4 5G: Processor

• The OPPO K13 5G is powered by the Qualcomm Snapdragon 6 Gen 4, paired with the Adreno 810 GPU. This chipset is capable of playing BGMI, COD Mobile, and other games at 90fps. It also has a 5700mm² vapour chamber for active cooling and a 6000mm² graphite sheet for efficient heat transfer.
• The Vivo T4 5G sports the Snapdragon 7s Gen 3 processor, accompanied by the Adreno 810 GPU. It can play BGMI and other games at 90fps. The device features a 7800mm² graphite sheet for thermal management.

The Snapdragon 7s Gen 3 is almost 15% more powerful than the Snapdragon 6 Gen 4, for both CPU and GPU performance. If you are a gamer or a heavy user, you should prefer the Vivo T4 5G. However, the OPPO K13 5G is also impressive for gaming when we consider its price, but it cannot surpass the Vivo T4 5G.

OPPO K13 5G vs Vivo T4 5G: Software

• The OPPO K13 5G runs on ColorOS 15 based on Android 15. It comes with built-in AI features such as AI Unblur, AI Reflection Remover, AI Eraser, AI Clarity Enhancer, and more. The device will get two Android updates and three years of security patches.
• The Vivo T4 5G comes with Funtouch OS 15 based on Android 15. It has AI-powered features like AI Voice Changer in games, AI Erase for editing photos, and more. The device also has a dedicated gaming mode to boost the frame rate. Vivo has assured two major Android updates and three years of security updates.

ColorOS and FuntouchOS both offer plenty of personalization features and AI-powered productivity tools. The software update cycle is also similar on both phones. You can make your choice based on your preference and past experience with these two interfaces.

OPPO K13 5G vs Vivo T4 5G: Battery and Charging

• The OPPO K13 5G is powered by a 7000mAh battery. It supports 80W fast charging. A compatible fast charger is bundled in the box.
• The Vivo T4 5G features a 7300mAh battery with support for 90W fast charging. A charger is provided in the box that can fully charge the phone in approximately 1 hour.

The Vivo T4 5G has a comparatively larger battery, and supports slightly higher charging speeds. Although it wins this round, the 7000mAh battery on the OPPO K13 5G is still larger than almost every other phone in the sub-Rs 20,000 segment.

OPPO K13 5G vs Vivo T4 5G: Verdict

The OPPO K13 5G is a promising contender with its sharp AMOLED display, attractive design, strong processor with support for 90fps gaming, and decent pair of cameras. Most importantly, the 7000mAh battery is only second to the Vivo T4 5G and the iQOO Z10. Considering that this package is priced Rs 4,000 lower, the OPPO K13 5G is an excellent choice to consider, especially for the base variant at Rs 17,999.

The Vivo T4 5G carries everything from the OPPO K13 5G with incremental upgrades. You get a better display with curved design and higher brightness, a more powerful processor, OIS support on the primary rear camera, and a larger battery capacity. The more you pay, the more you get. So if you can afford spending the extra, or if you want the best possible specifications, then its worth getting the Vivo T4 5G at Rs 21,999.