HH5 Statistics - FTTC much slower than prediction

[ds6]

I have just upgraded to BT infinity and speed is lesss than predicted, I am approximately 1.5 Km from the cabinet. Engineer visited and reset, but only little improvement. Can anyone explain the stats from the HH5 router, and if anything would indicate the reason for slow connection

Router reports

Prediction

[ds6]

Details in plain text

1. Product name:	BT Business Hub
2. Serial number:
3. Firmware version:	Software version 4.7.5.1.83.8.230 (Type A) Last updated 20/09/16
4. Board version:	BT Hub 5A
5. DSL uptime:	0 days, 10:47:22
6. Data rate:	1161 / 4750
7. Maximum data rate:	1161 / 5470
8. Noise margin:	5.9 / 6.0
9. Line attenuation:	18.0 / 39.9
10. Signal attenuation:	18.0 / 32.8
11. Data sent/received:	303.9 MB / 5.3 GB
12. Broadband username:
13. BT Wi-fi:	No
14. Static IP:	Disabled
15. 2.4 GHz Wireless network/SSID:	BTHub5-H8RT
16. 2.4 GHz Wireless connections:	Enabled (802.11 b/g/n (up to 144 Mb/s))
17. 2.4 GHz Wireless security:	WPA2
18. 2.4 GHz Wireless channel:	Automatic (Smart Wireless)
19. 5 GHz Wireless network/SSID:	BTHub5-H8RT
20. 5 GHz Wireless connections:	Enabled (802.11 a/n/ac (up to 1300 Mb/s))
21. 5 GHz Wireless security:	WPA2
22. 5 GHz Wireless channel:	Automatic (Smart Wireless)
23. Firewall:	Default
24. MAC Address:
25. Modulation:	G.993.2 Annex B
26. Software variant:	AA
27. Boot loader:	1.0.0

VDSL Range A (Clean)	21.7	16.1	3.2	1.7	--	Available	--	--
VDSL Range B (Impacted)	18	7.9	2	0.7	--	Available	--	--
WBC ADSL 2+	Up to 1	--	0.25 to 2	Available	--	Yes
WBC ADSL 2+ Annex M	Up to 1	Up to 0.5	0.25 to 2	Available	--	Yes
ADSL Max	Up to 1	--	0.75 to 2.5	Available	--	--
WBC Fixed Rate	0.5	--	--	Available	--	Yes
Fixed Rate	0.5	--	--	Available	--	--
VDSL Multicast	--	--	--	Available	--	--
ADSL Multicast	--	--	--	Available	--	--