Cherry Mobile Cosmos Z vs Star Mobile Knight: Which one you should buy

The starmobile knight has been here for a little while, while the CM Cosmos series has just been announced this August. The X and X2 has been already released in public. While the S and Z will be released this september. SO WHICH ONE YOU SHOULD BUY? The Z or Knight?

The Z
When you look at this, you will say that this is a premium looking handset, it sure is. With its slim design and beautiful back texture, this wouldn't feel cheap. Inside is a 1.5ghz quad-core processor powered by Mediatek. Also together with a PowerVR SGX 544 GPU, but this GPU is clocked at 357MHz that differs from the normal one that is only clocked at 286MHz. This is backed up with 1gb of ram and 8gb of Internal storage. And, the most exciting part is the screen, which is Full HD. At 5 in, and FHD resolution, you will get 441ppi. You will see brighter, more crisp and saturated colors. And This is the flagship device of the CM.
Images:

You can have white or black colors.

Specs:

• Android 4.2 Jelly Bean
• Dual-SIM, Dual Standby
• 5-inch Full HD IPS Corning Gorilla Glass 2 Display
• 1.5GHz MT6589T quad-core processor
• 1GB RAM
• 8GB internal storage
• 18-megapixel BSI main camera with LED flash
• 8-megapixel front-facing camera
• WiFi, WiFi hotspot
• HSPA+
• Bluetooth
• GPS
• Battery: 2000mAh
• Price: Php11,999

Knight

Iphone? The knight looks like iphone 5 at First look. Its a premium handset. The back cover is matte-finished textured back which is nice in hand. The back cover is removable but it is so bendable and easy to break. Which is not a good one. The battery is none removable 2000mAh, and it has a micro sd-card slot up to 32gb. It has the Mediatek 1.2GHz quad-core processor backed up with 4gb rom, 1gb ram, and PowerVR SGX544 GPU.

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Which one will you buy: The Z or K?