diff --git a/res/app/device-list/column/device-column-service.js b/res/app/device-list/column/device-column-service.js
index 0226a2a2..3be251b2 100644
--- a/res/app/device-list/column/device-column-service.js
+++ b/res/app/device-list/column/device-column-service.js
@@ -218,6 +218,11 @@ module.exports = function DeviceColumnService($filter, gettext) {
           ? Math.floor(device.battery.level / device.battery.scale * 100) + '%'
           : ''
       }
+    , compare: function(deviceA, deviceB) {
+        var va = deviceA.battery ? deviceA.battery.level : 0
+          , vb = deviceB.battery ? deviceB.battery.level : 0
+        return va - vb
+      }
     })
   , batteryTemp: TextCell({
       title: gettext('Battery Temp')
@@ -225,6 +230,11 @@ module.exports = function DeviceColumnService($filter, gettext) {
     , value: function(device) {
         return device.battery ? device.battery.temp + '°C' : ''
       }
+    , compare: function(deviceA, deviceB) {
+        var va = deviceA.battery ? deviceA.battery.temp : 0
+          , vb = deviceB.battery ? deviceB.battery.temp : 0
+        return va - vb
+      }
     })
   , provider: TextCell({
       title: gettext('Location')