Guardian Self Storage vs Storage King: Storage Prices Compared
7 size categories compared · Updated September 2026
Guardian Self Storage is cheaper overall
Guardian Self Storage wins on price in 6 of 7 size categories.
As of September 2026, Guardian Self Storage operates 9 facilities while Storage King has 178. For medium units, Guardian Self Storage averages $166/month vs Storage King at $243/month. Guardian Self Storage is cheaper on average across most size brackets.
Guardian Self Storage
Facilities
9
States
NSW, QLD
Brackets won
6 of 7
Storage King
Facilities
178
States
ACT, NSW, QLD, SA, VIC, WA
Brackets won
0 of 7
Price Comparison Score
Guardian Self Storage: 6 wins
Storage King: 0 wins
Price Comparison by Unit Size
| Size | Guardian Self Storage | Storage King | Cheaper |
|---|---|---|---|
| Locker (< 2 m²) |
$25/mo avg
1 units at 1 facilities
|
$85/mo avg
299 units at 124 facilities
|
GDN
71% cheaper
|
| Small (2–5 m²) |
$120/mo avg
16 units at 5 facilities
|
$154/mo avg
1089 units at 173 facilities
|
GDN
22% cheaper
|
| Medium (5–10 m²) |
$166/mo avg
30 units at 8 facilities
|
$243/mo avg
1540 units at 178 facilities
|
GDN
32% cheaper
|
| Large (10–20 m²) |
$267/mo avg
60 units at 9 facilities
|
$427/mo avg
1927 units at 178 facilities
|
GDN
37% cheaper
|
| Extra Large (20–40 m²) |
$523/mo avg
8 units at 5 facilities
|
$793/mo avg
859 units at 171 facilities
|
GDN
34% cheaper
|
| Garage+ (40+ m²) | Not available |
$1604/mo avg
274 units at 97 facilities
|
— |
| Vehicle / Parking |
$172/mo avg
18 units at 6 facilities
|
$306/mo avg
246 units at 128 facilities
|
GDN
44% cheaper
|
Suburbs Where Both Operate
Compare Guardian Self Storage and Storage King prices in these suburbs where both have facilities nearby.
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Frequently Asked Questions
Is Guardian Self Storage or Storage King cheaper?
Based on national average prices, Guardian Self Storage is cheaper than Storage King across the majority of unit size categories. However, prices vary by location — compare prices in your specific suburb for the most accurate result.
How many locations do Guardian Self Storage and Storage King have?
Guardian Self Storage has 9 facilities with available pricing, while Storage King has 178. Facility counts reflect locations where we have current pricing data.
Which states do Guardian Self Storage and Storage King operate in?
Guardian Self Storage operates in NSW, QLD. Storage King operates in ACT, NSW, QLD, SA, VIC, WA.
Which is better for a medium storage unit — Guardian Self Storage or Storage King?
For medium units (5-10 m²), Guardian Self Storage averages $166/month and Storage King averages $243/month nationally. Guardian Self Storage is the cheaper option on average for this size.
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