iOS 10.3 beta 1 vs 10.2.1 Speed Test iPhone 7 plus | iphone 7+ 256GB

Iphone 7 plus running IOS 10.3 beta 1, speedtest antutu.
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Iphone 7 plus specs:

Water-proof metal unibody with redesigned, less-obtrusive antenna strips
5.5" 16M-color LED-backlit IPS LCD screen of 1080p resolution, 401ppi, wide color gamut, 3D Touch tech
Pressure-sensitive Home key powered by a brand new Taptic Engine
Quad-core (2+2) 64-bit Apple CPU, hexa-core GPU, 3GB of RAM, Apple A10 Fusion SoC
Dual 12MP camera: wide-angle F/1.8 + telephoto F/2.8, easy switch and live bokeh effects, optical image stabilization, quad-LED flash, phase detection auto focus, wide color capture, face and body detection; 2160p@30fps video recording
7MP F/2.2 front-facing camera with BSI sensor and HDR mode, 1080p@30fps video
Comes in 32, 128, and 256GB of built-in storage
Second-gen Touch ID fingerprint sensor
4G LTE Cat.9 (600Mbps); Wi-Fi a/b/g/n/ac; Bluetooth 4.2; Lightning port; GPS with A-GPS and GLONASS; NFC (Apple Pay only)
2,900mAh battery