AS 2018 clearly comes to an end,it is seen that phones are becoming more and more better as days go by,with phone makers striving to make their phones more and more bezel-less.as seen earlier in the year,cheap phones are gradually becoming good,and good phones gradually becoming cheap.despite all of this ,below is my summarised list of best 5 phones of 2018:

Best Camera:
Huawei Mate 20 Pro
The Huawei Mate 20 Pro is powered by octa-core (2x2.6GHz + 2x1.92GHz + 4x1.8GHz) processor and it comes with 6GB of RAM. The phone packs 128GB of internal storage that can be expanded up to 256GB. ... The Huawei Mate 20 Pro is a Dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM.

best battery life:
Razer Phone 2
The phone comes with a 5.72-inch touchscreen display with a resolution of 1440 pixels by 2560 pixels. The Razer Phone 2 is powered by 2.8GHz octa-core processor and it comes with 8GB of RAM. The phone packs 64GB of internal storage that can be expanded up to 1GB via a microSD card.

 best budget phone:
pocophone f1
Xiaomi Pocophone F1 Specifications. Operating System & Performance: Pocophone F1 functions on Android v8.1 (Oreo) operating system and Octa-core (2.8 GHz, Quad core, Kryo 385 + 1.8 GHz, Quad core, Kryo 385) processor combined with 6 GB of RAM. ... It offers 64GB internal storage which is further expandable up to 256 GB.

 best design:
Oppo Find X

Oppo Find X smartphone was launched in June 2018. The phone comes with a 6.42-inch touchscreen display with a resolution of 1080 pixels by 2340 pixels. ... The Oppo Find X is powered by 2.5GHz octa-core (4x2.8GHz + 4x1.7GHz) processor and it comes with 8GB of RAM. The phone packs 256GB of internal storage.

 best big phone:
Galaxy Note 9
Samsung Galaxy Note9. Released 2018, August. 201g, 8.8mm thickness. Android 8.1. 512GB storage, microSD card slot. 46% 5,027,848 hits. 709 Become a fan. 6.4" 1440x2960 pixels. 12MP. 2160p. 8GB RAM. Exynos 9810 Octa. 4000mAh.