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Bluetooth GPS Comparisons

Date 2003

Article by Dave Burrows

The following is a collection of Bluetooth Statistics acquired from Manufacturer specifications. Please note that the battery time is not what the manufacturer states, but what we have experienced in our reviews.

	Emtac BTGPS	Socket BTGPS	CoPilot BTGPS	TomTom 9821x	SOC 0FE3	RoyalTek RBT3000
Chipset	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP
Satellites in View	12	12	12	12	12	12
SBAS (WAAS/EGNOS)	Yes	Yes	Yes	No		Yes
Serial Port Profile	Yes	Yes	Yes	Yes	Yes	Yes
Low Power/Trickle Mode	Yes	Yes	Yes	Yes	Yes	Yes
RTC Backup Battery	Yes	Yes	Yes	Yes	Yes	Yes
Main Battery Length	6.5h	6.5h	6.5h	6h	7.75h	8h
NMEA 0183 Support	v2.2	v2.2	v2.2	v2.2
Cold Start	45s	45s	45s	45s	45s	45s
Warm Start	38s	38s	38s	38s	38s	38s
Hot Start	8s	8s	8s	8s	8s	8s
Reacquisition Start	0.1s	0.1s	0.1s	0.1s	0.1s	0.1s
Altitude (max)	18000m 60000ft	18000m 60000ft	18000m 60000ft	18000m 60000ft	18000m 60000ft	18000m 60000ft
Velocity (max)	515m/s 700knts	515m/s 700knts	515m/s 700knts	515m/s 700knts	515m/s 700knts	515m/s 700knts
Acceleration (max)	<4G	<4G	<4G	<4G	<4G
Antenna Type	Patch	Patch	Patch	Patch	Patch	Patch
External Antenna Type	MCX	MCX	MCX	MMCX	MMCX	MCX
Operating Temperature				-20 to +60C		-20 to +60C
Storage Temperature
Dimensions				84mm 47mm 18mm		108.3mm 52.8mm 23.8mm
Weight				76g
LEDS	3	3	3	2	3	3
Datalogger	No	No	No	No	No	30000 Records
Charger Type	iPAQ 5v 2A 650mAh	iPAQ 5v 2A 650mAh	iPAQ 5v 800mAh	iPAQ 5v 2A 600mAh	iPAQ 5v 2A	RoyalTek 5v 500mAh
Free Accessories
UK Mains Charger	Yes	No		Yes
Euro Mains Charger	Yes	No		Yes
US Mains Charger	Yes	No		Yes
12v Car Charger	No	Yes
Carry Case/Pouch	Yes	Yes		No
Spare Battery	No	No	No	No	No	No
Batteries Included	N/A	N/A	N/A	N/A	N/A	N/A
Integrated Battery	Li-Ion 600mAh	Li-Ion 600mAh	Yes	Li-Ion 600mAh	Yes	Yes
External Antenna	No	No	No	No	No	No
LanYard	No	No	No	No	No	No
Wrist Strap	No	No	No	No	No	No
Windscreen Mount	No	No	No	No	No	No
Passkey	0183	0183	0183	0000	n/a	0000

Supported Operating Systems

Continued...

	GlobalSat BT308	Holux GR230	Navman 4400	Fortuna GPSmart
Chipset	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP	SiRF IIe/LP
Satellites in View	12	12	12	12
SBAS (WAAS/EGNOS)	Yes	Yes	Yes	Yes
Serial Port Profile	Yes	Yes	Yes	Yes
Low Power/Trickle Mode	Yes	Yes	Yes	No
RTC Backup Battery	Yes	Yes	Yes	Yes
Main Battery Length	8h	6h
NMEA 0183 Support	v2.2	v2.2
Cold Start	45s	45s	45s	45s
Warm Start	38s	38s	38s	38s
Hot Start	8s	8s	8s	8s
Reacquisition Start	0.1s	0.1s	0.1s	0.1s
Altitude (max)	18000m 60000ft	18000m 60000ft	18000m 60000ft	18000m 60000ft
Velocity (max)	515m/s 700knts	515m/s 700knts	515m/s 700knts	515m/s 700knts
Acceleration (max)	<4G	4G	<4G	<4G
Antenna Type	Patch	Patch	Patch
External Antenna Type	MCX	MCX
Operating Temperature	-20 to +80C	-10 to +60C
Storage Temperature	-30 to +85C	-20 to +85
Dimensions	84mm 47mm 27nn	66mm 51mm 22.5mm
Weight		<100g
LEDS	3	3	3
Datalogger	No	No	No
Charger Type	iPAQ 5v 2A 900mAh	Holux 5V 1A
Free Accessories		Yes
UK Mains Charger		Yes
Euro Mains Charger		Yes
US Mains Charger		Yes
12v Car Charger		Yes	Yes
Carry Case/Pouch		Yes	No
Spare Battery	No	No	N/A
Batteries Included	N/A	N/A	3xAAA
Integrated Battery	Yes	Yes	N/A
External Antenna	No	No	No
LanYard	No	No	Yes
Wrist Strap	No	No	Yes
Windscreen Mount	No	No	Yes
Passkey

Supported Operating Systems

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