Xiaomi 15 & 15 ultra. Xiaomi 15 & 15 Ultra Display: High-refresh-rate OLED display with improved brightness and color accuracy. Battery: Long-lasting battery with fast charging support. Software: Runs on AI-enhanced HyperOS for better efficiency and performance. Camera: Xiaomi 15 Ultra: Features an Ultra Photography Kit with advanced sensors and AI-driven enhancements for professional-grade photography. Nothing Phone (3a) & (3a) Pro Design: Transparent design with Glyph Interface for unique notifications. Display: OLED screen with high refresh rate for smooth visuals. Performance: Mid-range processor optimized for smooth multitasking. Camera: Improved dual-camera system for better low-light and high-dynamic-range (HDR) photography. Pricing: Budget-friendly, targeting users looking for premium features at an affordable price. Would you like more details on a specific feature?