OnePlus has unveiled groundbreaking specifications for the OnePlus 15R, featuring the largest battery ever in a OnePlus phone. The massive 7,400mAh cell positions this ultimate value flagship as a marathon runner in the smartphone endurance race.
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OnePlus 15R Battery Specifications
| Specification | Details |
|---|---|
| Battery Capacity | 7,400mAh (largest ever in OnePlus) |
| Fast Charging | 80W SUPERVOOC |
| Battery Tech | Silicon Nanostack (15% silicon content) |
| Longevity | 80% capacity after 4 years |
| Display | 165Hz 1.5K AMOLED, 450 PPI |
| Chipset | Snapdragon 8 Gen 5 (world’s first) |
| Launch Date | December 17, 2025 |
| Launch Venue | Bengaluru, India |

OnePlus 15R Battery: Built for Endurance
The 7,400mAh battery utilizes Silicon Nanostack technology with 15% silicon anode content, delivering exceptional energy density while maintaining durability in harsh environments. Combined with 80W SUPERVOOC fast charging, users get marathon battery life with rapid top-ups.
OnePlus guarantees at least 80% capacity retention after four years—a bold longevity claim that addresses common smartphone battery degradation concerns. This positions the 15R competitively against battery-focused flagships in India’s value segment.

Flagship Features at Value Pricing
Snapdragon 8 Gen 5 First: The OnePlus 15R becomes the world’s first phone launching with Qualcomm’s Snapdragon 8 Gen 5, co-optimized over 24 months for perfect integration.
Pro-Grade Video: Recording 4K video at 120fps—previously exclusive to the flagship OnePlus 15—demonstrates OnePlus’s commitment to bringing premium features to accessible pricing.
Premium Display: The 165Hz 1.5K AMOLED panel peaks at 1,800 nits brightness while dimming to just 1 nit with Reduce White Point, earning TÜV Rheinland Intelligent Eye Care 5.0 certification.
Plus Mind AI: OnePlus’s AI assistant simplifies information management through Plus Key integration, analyzing content to create calendar invites and retrieve data effortlessly.
The OnePlus 15R’s combination of record-breaking battery capacity, cutting-edge chipset, and flagship-tier features signals OnePlus’s aggressive positioning in the competitive Indian smartphone market.
Tickets for the December 17 livestream launch are available now on BookMyShow.
FAQs
What is the OnePlus 15R battery capacity?
The OnePlus 15R features a massive 7,400mAh battery—the largest ever in any OnePlus smartphone.
When does the OnePlus 15R launch in India?
OnePlus will fully reveal the OnePlus 15R on December 17, 2025, at a Bengaluru launch event.






